Adult Costumes

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Costumes aren't just for kids! Our adult costumes will have grown-ups getting excited for Halloween. We have a selection of the best Halloween costumes for men and women of all styles and sizes. Browse through to find plus size costumes, funny adult costumes, and even sexy costumes. Or pair up with your significant other and choose a stunning couples costume look that'll be sure to win any costume contest!

1 - 60 of 770

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Men's Ghostbusters Deluxe Costume

$68.99-$82.99

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Women's Ghostbusters Costume Jumpsuit

$82.99

Sale - 22%

Women's Groovy Go Go Dancer Costume

$50.99-$61.99$47.99-$75.99*

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Women's Work It Out 80s Costume

$61.99-$68.99

Men's Black Disco Pants

$27.99

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Back to the Future Marty McFly Costume

$95.99-$109.99

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Adult Running Forrest Gump Costume

$82.99

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Care Bears Adult Classic Funshine Bear Costume

$68.99

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Macho Man Randy Savage Costume

$95.99-$109.99

Care Bears Classic Grumpy Bear Adult Costume

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Adult Care Bears Classic Grumpy Bear Costume

$68.99

Sale - 25%

Womens Disco Doll Costume

$54.99$41.99-$75.99*

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Women's Gorgeous Girl Costume

$68.99

Sale - 40% Made By Us

Women's Wild Flower 70s Disco Dress Costume

$34.99$20.99-$27.99

Studio Disco Mens Gold Costume Plain UPD

Sale - 22% Made By Us

Studio Disco Men's Costume

$61.99$47.99-$61.99*

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Dragon Ball Z Adult Goku Costume

$68.99

Plus Size Women's Foxy Lady Disco Costume

Sale - 42%

Women's Plus Size Foxy Disco Lady Costume

$82.99$47.99-$82.99*

Sale - 10% Made By Us

Karate Kid Daniel San Costume

$68.99$61.99-$68.99*

Ghostbusters Mens Plus Size Deluxe Costume

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Men's Plus Size Ghostbusters Deluxe Costume

$82.99-$95.99

Grease Plus Size Pink Ladies Jacket-update1

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Plus Size Adult Pink Ladies Costume Jacket

$41.99

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Ghostbusters: Women's Costume Dress

$75.99

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Ghostbusters Men's Cosplay Costume

$136.99-$164.99

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Ferris Bueller Adult Costume

$82.99

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Men's Ace Ventura Costume with Wig

$82.99

The Smurfs Women's Adult Smurf Smurfette Costume

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The Smurfs Women's Smurfette Costume

$68.99

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Clueless Cher Women's Costume

$82.99

Sale - 14% Made By Us

Karate Kid Cobra Kai Costume

$95.99$82.99-$95.99*

70s Wild Flower Dress Costume Plus Women's

Sale - 17% Made By Us

Women's Plus Size Wild Flower 70s Disco Dress Costume

$41.99$34.99-$41.99*

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Back to the Future Doc Brown Costume

$68.99-$75.99

Sale - 20% Made By Us

Grease Pink Ladies Costume Jacket

$34.99$27.99-$34.99*

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Adult Grease Pink Ladies Costume Jacket

$34.99

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Men's White Sailor Costume

$41.99-$68.99

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Men's Ace Ventura Tutu Costume

$82.99

Sale - 14% Made By Us

Mafia Men's Underboss Costume

$47.99$41.99-$54.99*

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Women's Push It Pop Star

$82.99

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Men's The Big Lebowski The Dude Bathrobe Costume

$68.99

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Adult Richard Simmons Costume

$54.99

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Women's Coraline Costume

$75.99

Adult Scream Costume

$41.99

Sale - 27% Made By Us

Adult Grease Jacket

$68.99-$75.99$54.99-$88.99*

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The Magic School Bus Miss Frizzle Costume

$54.99

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Women's Rose Titanic Costume

$68.99-$75.99

Ghostbusters Womens Plus Size Costume Dress

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Plus Size Ghostbusters Women's Costume Dress

$82.99

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Women's Deluxe Grease Bad Sandy Costume

$68.99

Adult Deluxe Saturday Night Fever Costume new

Sale - 13% Made By Us

Deluxe Saturday Night Fever Costume for Men

$109.99$95.99

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Women's Far Out Flower Dress Costume

$41.99

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Back to the Future 2015 Doc Brown Costume

$82.99

Women's Gold Disco Fox Adult Costume

$61.99-$75.99

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Adult Care Bears Friend Bear Costume

$68.99

Men's Plus Size Popeye Costume

$68.99

Sale - 25%

Beautiful Lady Costume for Women

$54.99$41.99

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Adult Vegeta Costume

$68.99

Sale - 50% Made By Us

World Peace Women's Hippie Costume

$68.99$34.99-$41.99

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Deluxe Pin Stripe Gangster Costume Suit

$54.99

Sale - 20%

Women's Awesome 80s Ski Suit Costume

$68.99$54.99-$68.99*

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WWE Kane Men's Costume

$82.99

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Women's Rainbow Rave Disco Costume

$54.99

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Women's Ghostbusters Zuul Costume

$68.99

Plus Size Grease Pink Ladies Costume Jacket

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Plus Size Women's Grease Pink Ladies Costume Jacket

$41.99-$47.99

Sale - 43%

Women's Plus Size Feelin Groovy Costume Dress

$47.99$27.99-$47.99*

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Women's Clueless Dee Costume

$82.99

Can't decide what you want to be for Halloween? HalloweenCostumes.com has a huge variety of the best Halloween costumes for adults for you to choose from. Ranging in styles from our sexy Princess Leia slave costume to our men's deluxe Darth Vader as well as brand new adult costumes for 2022. We have unique and exclusive adult costumes at the best prices on the web. You'll find our adult costume selection to be a comprehensive list of classic looks combined with the latest trends. Whether scary, funny, or even sexy, we have adult costumes for everyone's style and taste. Celebrate the holiday with an iconic and fashionable adult costume idea and throw your own timeless masquerade party this season.