a one-piece leisure or sleeping garment for an adult, usually combining a long-sleeved top with long pants.
Onesies, a brand name for one-piece garments for infants, the lower portion resembling briefs and having snaps across the crotch for convenience in diapering. Although a trademarked term, it is often spelled as lowercase onesie, referring to a single garment.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use onesie in a sentence
When we fed, I pulled up her tiny onesie and pulled up my own shirt, pressing our skin together.I Thought I Had to Breastfeed My Babies. Then I Lost My Breasts | Sara Herchenroether | May 18, 2022 | Time
From than 5,800 proposals, a roly-poly panda in a high-tech ice onesie is the official mascot of the 2022 Beijing Winter.The Beijing Winter Olympics mascot evokes China’s long history of “panda diplomacy” | Anne Quito | February 4, 2022 | Quartz
Beta“Opening Day Is Better Than Closing Day—Time to Celebrate” Break out the neon onesies and skin-tight costumes, because ski season’s best parties are going on right now.What You Missed: Surfer Andrew Cotton on the Impact of HBO’s “100 Foot Wave” | Fred Dreier | December 6, 2021 | Outside Online
Other products include scrunchies, tumblers, a onesie, shoelaces, and a phone case.Dunkin’ Donuts’ latest merchandise drop builds on TikTok popularity | Erika Wheless | April 1, 2021 | Digiday
Parents looking for gifts for family members could also turn to the “I Love My Dads” and “I Love My Moms” onesies which come in various sizes for $25.
Make a batch of these rum balls, climb into a onesie, and let your favorite movie do the rest.
At CES this year, Intel showed off a onesie equipped with a chip that monitors vitals and movement.Are We Turning Our Babies Into Real Life Tamagotchis? | Brandy Zadrozny | August 7, 2014 | THE DAILY BEAST
He wore Spider-Man onesie pajamas to bed when he was a little boy.Dane DeHaan’s Green Goblin Is the Best Thing About ‘The Amazing Spider-Man 2’ | Kevin Fallon | May 2, 2014 | THE DAILY BEAST
Well, it seems like she hasn't kicked the habit, since the singer's semi-sheer turtleneck onesie has a matching nun-like headpice.
The site called the onesie "ridiculous" and encouraged readers not to purchase it.Florida Company Comes Under Fire For 'Future Bride' Onesie Design | Claire Stern | March 29, 2013 | THE DAILY BEAST
British Dictionary definitions for onesie
a one-piece garment combining a top with trousers, worn by adults as leisurewear
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012