Plunging Neckline Cocktail Dresses

When it comes to making an entrance, plunging neckline cocktail dresses are your secret weapon for turning heads and breaking hearts. These daring silhouettes were made for the girl who knows her power and isn’t afraid to flaunt it—think bold, flirty, and just a little bit rebellious. Whether you’re owning the dance floor or stealing the spotlight at your next big event, these looks promise that all eyes are on you (as they should be). So go ahead, take the plunge—you’ve got the confidence, we’ve got the dresses.

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$56.90

4.705883 star rating

A black mesh mini dress with rhinestones, featuring a bodycon silhouette and sheer long sleeves.

$39.90

4.3125 star rating

A navy blue glitter mesh mini dress with a sleeveless V-wire neckline and side ruched seams.

$42.90

4.916667 star rating

A black rhinestone mesh mini dress with a plunge halter neckline for glamorous club nights.

$44.90

4.6 star rating

A gold metallic knit maxi dress featuring a plunge cowl halter neckline and adjustable strappy open back.

$69.90

4 star rating

A brown satin halter dress with a plunge V-neckline, tie-back design, and elegant column silhouette.

$38.90

4.5 star rating

A black knit midi dress with a plunging cowl neck and open tie-back design for cocktail events.

Sale

$19.97 $99.90 80% off

5 star rating

A stunning red glitter formal dress featuring a halter neckline, high slit, and slim silhouette.

$119.90

4.735294 star rating

A glamorous lavender mermaid dress with sequin scrolls, lace-up back, and high slit.

$69.90

4.807693 star rating

A black lace mesh formal dress with a plunge neckline, high slit, and adjustable straps.

$99.90

4.5 star rating

A light blue bodycon dress with sequin-scroll pattern, draped beading, and adjustable spaghetti straps.

$42.90

4.666667 star rating

A black mesh mini dress with a plunging V-neckline and ruched bodycon silhouette.

$52.90

4.714286 star rating

A daring denim mini dress featuring front cutouts, a plunge halter neckline, and belted strap details.

$39.90

4.666667 star rating

A fierce leopard print mini dress featuring a plunge halter neckline and strappy open back.

$56.90

4.4 star rating

A sultry brown formal dress featuring a plunge halter neckline, open back bow, and high side slit.

$32.90

5 star rating

A green knit mini dress with a twist-front design and sultry waist cutout for night-outs.

$44.90

4 star rating

A black bodycon mini dress featuring a plunge halter neckline, sheer mesh inserts, and metallic hardware accent.

$34.90

5 star rating

A black bodycon mini dress featuring a plunge halter neckline and strappy open back with beaded ties.

$99.90

4.5 star rating

A stunning green velvet mermaid dress with sequin details and an adjustable lace-up back.

$49.90

5 star rating

A burgundy mesh maxi dress featuring a floral print, plunge halter neckline, and mermaid silhouette.

$39.90

4.75 star rating

A black mini dress featuring a halter plunge neckline, front cutout, and stretchy bodycon silhouette.

$69.90

5 star rating

A brown mesh mermaid dress featuring a lace-up plunge neckline, ruched sides, and ruffled high-low hem.

$38.90

3 star rating

An ombre blue knit mini dress featuring a plunge cowl neckline, hoop detail, and bodycon silhouette.

$38.90

4.5 star rating

A blue marble-print mini dress featuring a mesh bodycon silhouette, cowl plunge halter neckline, and open back.

$119.90

4 star rating

A stunning royal blue sequin dress with a mermaid silhouette and sultry plunge V-neckline.

$59.90

5 star rating

A burgundy mesh mermaid dress featuring a plunge halter neckline, high front slit, and sheer hem.

Sale

$25 $34.90 28% off

4 star rating

A burgundy crepe mini dress with a faux corset bodice and flattering bodycon fit.

$54.90

5 star rating

A black halter plunge mini dress with rhinestone mesh, featuring a ruched bodycon fit.

$39.90

5 star rating

A black mesh-lined skater mini dress featuring a plunging V-neckline, open back, and ruffled hem.

$69.90

5 star rating

A black lace mermaid dress featuring a halter plunge neckline and a dramatic low strappy back.

$36.90

5 star rating

A wine-colored bodycon mini dress featuring a halter plunge neckline, lace trim, and rhinestone bar detail.

$79.90

A navy blue glitter mermaid dress with a plunge neckline and lace-up back for formal events.

$34.90

A black knit halter mini dress featuring a plunging neckline, waist cutout, and open back ties.

$45.90

A burgundy satin mini dress with a plunge halter neckline and corset-style bodice for nights out.

$38.90

A sultry black knit mini dress with a plunging V-neckline, O-ring accent, and side cutouts.

$49.90

A dazzling black rhinestone bodycon mini dress featuring a plunge neckline and strappy open back.

Sale

$23.97 $52.90 55% off

A burgundy floral maxi dress featuring a strappy plunge halter neckline, open back, and mesh-lined fabric.

Sale

$19.97 $36.90 46% off

A rust abstract mini dress featuring a plunge cowl halter neckline, open back, and bodycon fit.

$44.90

An olive faux leather mini dress featuring a halter plunge neckline, grommet trim, and bodycon silhouette.

Sale

$19.97 $89.90 78% off

4.568048 star rating

A sage satin formal dress featuring a pleated cowl neckline, empire waist, and high front slit.

$34.90

4.765957 star rating

A sleek black knit mini dress with a cowl halter neckline and sultry open-back design.

$69.90

4.575 star rating

A white bodycon mini dress with iridescent rhinestones and faux pearls on sheer mesh fabric.

$44.90

4.6 star rating

A brown cotton-blend skater romper with a halter plunge neckline and playful silhouette.

$39.90

4.5 star rating

A sheer white crochet knit cover-up dress with long sleeves, plunge neckline, and chic hoop insert.

$38.90

5 star rating

A brown paisley burnout mini dress featuring a halter cowl neckline, waist cutout, and ruffled hanky hem.

$59.90

5 star rating

An eye-catching black mini dress with sequin embroidery, waist cutouts, and an open back design.

Sale

$19.97 $64.90 69% off

An orange glitter bodycon dress with a cowl neckline and floor-length hem for formal occasions.

$34.90

A sleek green knit midi dress with a ruched V-neckline and high front slit.

$42.90

A black knit midi dress featuring a front-tie bust, underbust cutout, and high front slit.

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Windsor Mayra Formal Satin Slit Long Dress in Sage
(176) 4.619318 star rating

Slip into the luxe vibes of Mayra! Designed to highlight your figure, this formal satin dress delivers a chic form-hugging fit and a high slit for effortless movement. Fit & FeaturesSmooth satin-knit fabric, moderate stretch, Sleeveless square neckline, spaghetti straps, Fitted bodice, side hip pleating, Form-fitting silhouette, high-cut front slit, Floor-length hem, Style runs small, Where to Wear:Homecoming, weddings, black-tie parties, galas, military balls, engagement parties, rehearsal dinners, bridal celebrations, birthday events, milestone celebrations Free Shipping on All Orders Over $75. | Windsor Mayra Formal Satin Slit Long Dress in Sage | Size: S | Satin Fabric

Windsor Sasha Formal High Slit Wrap Dress in Black
(171) 4.5847955 star rating

Create a captivating entrance in this formal wrap dress for your next soiree. All eyes are on you in this stylishly chic long formal dress with a plunging V-neckline to perfectly display a sparkling rhinestone lariat or delicate layers of dainty necklaces. Fit & FeaturesCrepe fabric, moderate stretch, Asymmetrical wrap V-neckline, Adjustable spaghetti straps, Ruched detailing, slim-fit bodice, High front slit, floor-length wrap silhouette, Runs true to size, Where to Wear:Prom, black-tie weddings, and formal parties. Free Shipping on All Orders Over $75. | Windsor Sasha Formal High Slit Wrap Dress in Black | Size: XS | Rhinestone

Marissa Formal Satin Cowl Neck Dress in Green
(169) 4.5680475 star rating

The Marissa long satin dress brings elegance and sultriness to your formal night. The floor-length gown enhances your curves with a fitted bodice and flattering A-line silhouette while the high front slit provides movement. Fit & FeaturesStretch-satin fabric, non-see-through, double-lined bust, Sleeveless pleated cowl neckline, spaghetti straps, Slim-fit bodice, empire waistline, High front slit, floor-length hem, A-line silhouette, Runs true to size, Where to Wear:Prom, weddings, black-tie soirees, special date nights, and engagement parties. Free Shipping on All Orders Over $75. | Windsor Marissa Formal Satin Cowl Neck Dress in Green | Size: S | Satin Fabric

Windsor Rowena Sequin Mermaid Dress in Navy Blue
(168) 4.7261906 star rating

Chic and glamorous, the Rowena sequin mermaid long dress will stylishly elevate your formal night-out look. With a lace-up strap design and fitted mermaid silhouette with a high slit, you'll deliver stunning style. Fit & FeaturesSheer mesh fabric, knit lining, moderate stretch, embroidered sequin scroll design, Sleeveless square neckline, padded bust, Spaghetti straps, open back, lace-up strap design, tie closure, Lower back zipper with hook and eye closure, High waist seam, Fitted floor-length mermaid silhouette, high front slit, Runs true to size, Where to Wear:Prom, black-tie parties and galas, fancy engagement parties Free Shipping on All Orders Over $75. | Windsor Rowena Sequin Mermaid Dress in Navy Blue | Size: M | Knit Fabric/Mesh Fabric/Sheer Mesh Fabric

Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2
(124) 4.782258 star rating

Lavish yourself with a luxe formal dress that elevates your special occasion outfit! Cheyenne features a one-shoulder neckline, a wired V-neck bust, a fitted long sleeve, a high side slit on the floor-length hem, and a curve-hugging A-line silhouette. The long dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look with rhinestone heels and a sphere clutch. Fit & FeaturesOne-shoulder neckline, wired V-neck bust, Fitted long sleeve, High side slit, floor-length hem, A-line silhouette, Lined velvet fabric, Form-hugging fit, moderate stretch, Strapless or sticky bra recommended, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2 | Size: S | Rhinestone/Velvet Fabric

Addison Glitter Mesh Formal Dress in Black
(113) 4.628319 star rating

Make a sparkly statement at your next soiree in the trendy glam Addison glitter formal dress! Bring radiance to the room in this floor-length dress with a sleek design that fits like a glove. Fit & FeaturesSheer glitter mesh fabric, full knit stretchy lining, Sleeveless cowl neckline, spaghetti straps, High waist seam, Floor-length fitted silhouette, Runs true to size, Where to Wear:Prom, black tie weddings, galas, special date nights, rehearsal dinner Free Shipping on All Orders Over $75. | Windsor Addison Glitter Mesh Formal Dress in Black | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric

Bethanie Formal Sequin V-Neck Mermaid Dress in Yellow
(89) 4.573034 star rating

Embellished with light-catching sequins, the Bethanie formal dress is a clear stunner with a lace-up back and a flattering mermaid silhouette with a floor-length hem. Fit & FeaturesSequin-scroll pattern, mesh fabric, stretch knit lining, Sleeveless V-neckline, padded bust, Lace-up back, zipper and hook-eye closure, Mermaid silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, black-tie events, formal weddings, and upscale parties. Free Shipping on All Orders Over $75. | Windsor Bethanie Formal Sequin V-Neck Mermaid Dress in Yellow | Size: S | Knit Fabric/Mesh Fabric/Mesh Fabric

Windsor Alisha Rhinestone Strap Formal Dress in Black
(84) 4.6309524 star rating

Sultry and stunning, the Alisha formal dress will keep all eyes on you. With thin rhinestone detailed straps that give effortless sparkle and a curve-hugging silhouette, and an alluring high slit. Fit & FeaturesLightweight, breathable stretchy fabric, Sleeveless cowl neckline, Rhinestone detailed straps, High waist seam, Floor-length hem, form-fitting silhouette, high slit, Runs true to size, Where to Wear:Prom, glamorous evenings, dinner parties, weddings Free Shipping on All Orders Over $75. | Windsor Alisha Rhinestone Strap Formal Dress in Black | Size: L | Stretchy Fabric/Rhinestone

Windsor Jamie Lace-Up Satin Formal Column Dress in Red
(70) 4.785714 star rating

Dare to stun in the Jamie satin formal dress crafted with silky satin fabric for a gorgeous sheen. The bold plunge halter neckline and open lace-up back will turn heads while the fitted column silhouette flaunts your curves. Fit & FeaturesSilky satin fabric, short knit stretchy lining, Plunge halter V-neckline, shoulder straps, padded bra cups, Lace-up open back, lower zipper with hook-eye closure, High side slit, Fitted column silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, weddings, galas, and black-tie soirees. Free Shipping on All Orders Over $75. | Windsor Jamie Lace-Up Satin Formal Column Dress in Red | Size: XS | Knit Fabric/Satin Fabric

Rose Formal Mesh Corset Column Dress in Green
(67) 4.447761 star rating

The Rose formal long column dress is the perfect combination of elegance and glamour with a sheer corset trim and high-side slit for effortless allure! Fit & FeaturesMesh fabric, partial stretchy knit lining, Sleeveless sweetheart neckline, cowl pleating, Adjustable spaghetti straps, crisscross open back, Padded bust, sheer corset bodice, flexible boning, Side ruched seams, fitted column silhouette, High-side slit, floor-length hem, Style runs small, Where to Wear:Prom, weddings, bridesmaids, rehearsal dinners, cocktail soirees, and dressed-up date nights. Free Shipping on All Orders Over $75. | Windsor Rose Formal Mesh Corset Column Dress in Green | Size: M | Knit Fabric/Mesh Fabric

Plunging Neckline Cocktail Dresses

When it comes to turning heads and stealing the spotlight, nothing serves main character energy quite like a plunging neckline cocktail dress. This is the look for the girl who knows her power and isn’t afraid to show it off—think late-night rooftop parties, candlelit dinners that turn into dance floor takeovers, or that VIP invite you just *know* was meant for you. Plunging necklines aren’t just about showing skin—they’re about showing confidence, attitude, and a little bit of that “catch me if you can” spirit. Whether you’re choosing a sultry satin number for a friend’s engagement bash, a classic black silhouette for a formal work event, or a bold, jewel-toned dress for your own birthday blowout, these dresses are designed to make an entrance. They’re the ultimate plus-one for any celebration, and they’re also a go-to gift for your ride-or-die bestie who deserves a moment in the limelight. If you’re shopping for someone else, think about her vibe: Is she the queen of selfies and spontaneous adventures? Does she love a little drama in her wardrobe? A plunging neckline formal dress is basically a love letter to her inner starlet, letting her know you see her shine.

Let’s talk details, because the right plunging neckline cocktail dress is all about the little things. From delicate spaghetti straps that frame your shoulders to curve-hugging fabrics that move with you, every element is designed to flatter and empower. If you’re all about that barely-there look, go for mesh insets or illusion panels that give you coverage without cramping your style. Prefer a little more structure? Look for dresses with boned bodices or wrap silhouettes that cinch your waist and highlight your shape. And for those nights when you want to make a statement, sequins, ruching, and bold colors are your BFFs. Pro tip: double-sided fashion tape is your secret weapon for keeping everything in place, so you can dance, pose, and live your best life without a single worry. Pair your dress with strappy heels, a killer clutch, and your favorite layered necklaces, and you’re ready to own the night. If you’re feeling extra, add a faux fur wrap or a sparkly hair clip for that “didn’t come to play” energy. And if you’re still on the hunt for that perfect dress for a more formal occasion, don’t miss our curated selection of Plunging Neckline Prom Dresses—because every party deserves its own unforgettable look.

Owning a plunging neckline cocktail dress is like having a secret weapon in your closet, ready to go whenever you need to level up your mood or make a big impression. These dresses aren’t just for the bold—they’re for anyone who wants to channel a little extra confidence, whether you’re celebrating something big or just want to make an ordinary night feel legendary. Picture yourself walking into a room, all eyes on you, feeling like you could take on the world (or at least the dance floor). That’s the magic of a plunging neckline: it’s not just a style, it’s a state of mind. So whether you’re shopping for yourself or searching for the ultimate gift for your most fearless friend, know that you’re choosing a dress that’s all about empowerment, fun, and living life unapologetically. Get ready to make memories, snap the pics, and leave everyone wondering how you always manage to look so effortlessly iconic.

Top Picks For Plunging Neckline Cocktail Dresses