Onesie
noun
A piece of clothing combining a top and a bottom in one piece, usually worn by babies or adults when going to bed.
She put her baby in a cute, patterned onesie before tucking him into bed.

Often appears as...
- baby onesie
- adult onesie
noun
A one-piece garment for an infant or small child, generally worn over a diaper.
She packed an extra onesie for her baby during their outing.

Often appears as...
- pack an onesie
- change a onesie
noun
A one-piece clothing worn by adults or children, generally used for lounging or sleeping.
He wore his dinosaur onesie while enjoying his breakfast on a lazy Sunday morning.

Often appears as...
- wear a onesie
- buy a onesie
noun
A piece of clothing combining a top and a bottom in one piece, usually worn by babies or adults when going to bed.
She put her baby in a cute, patterned onesie before tucking him into bed.

Often appears as...
- baby onesie
- adult onesie
noun
A one-piece garment for an infant or small child, generally worn over a diaper.
She packed an extra onesie for her baby during their outing.

Often appears as...
- pack an onesie
- change a onesie
noun
A one-piece clothing worn by adults or children, generally used for lounging or sleeping.
He wore his dinosaur onesie while enjoying his breakfast on a lazy Sunday morning.

Often appears as...
- wear a onesie
- buy a onesie
Definition 1 of 3

Infant Comfort
Onesie provides comfort and convenience for babies, as it's easy to put on and take off.

Her newborn seemed cozy in the striped onesie.
Adult Casual
Adults wear onesies for relaxation, often at home or during informal events.

They threw a onesie-themed party for her birthday.
Not for Work
A onesie is too casual for professional settings and shouldn't be worn to work.

He quickly changed out of his onesie before his job interview.
Compare with
jumpsuitrompsleep
Video examples
See Elephants at Their...
drive like that so I'm going to take that off not that it means anything when I'm wearing a sombrero because everyone thinks I'm a fool as it is already and people have laughed at me and taken photos already once again it's the same guide as well the funny enough that was laughing at me because he saw me in the giraffe onesie the other day and he said
Video examples
How my dad's dementia...
I found him hunched over on the ground in the onesie. He was staring past me and just kind of looking at the ground. I gave him a ginger ale and just started talking about nothing in particular, but as I was talking, he sneezed from the ginger ale. And the sneeze -- it jerked his body upright, sparking him back to life a little bit.
Video examples
See Elephants at Their...
drive like that so I'm going to take that off not that it means anything when I'm wearing a sombrero because everyone thinks I'm a fool as it is already and people have laughed at me and taken photos already once again it's the same guide as well the funny enough that was laughing at me because he saw me in the giraffe onesie the other day and he said
Video examples
How my dad's dementia...
I found him hunched over on the ground in the onesie. He was staring past me and just kind of looking at the ground. I gave him a ginger ale and just started talking about nothing in particular, but as I was talking, he sneezed from the ginger ale. And the sneeze -- it jerked his body upright, sparking him back to life a little bit.
Example 1 of 2
Quote examples
Elaine Welteroth
American Journalist
I love so many different denim silhouettes, but I do love a denim onesie. I think you can't go wrong with a '70s-inspired, full-on head-to-toe denim moment. I also love high-waisted denim anything.

Quote examples
Lena Headey
English Actress
I worked in Tesco's staff canteen because I fancied a boy on the tills. I served him his lunch in a hairnet and tan tights. Not just that, of course - I had a lovely white onesie.

Quote examples
Italia Ricci
Canadian Actress
With a free afternoon, I'd probably put on a onesie, find something like a really dark, uncomfortable documentary on Netflix, and order pizza with a lot of ranch on the side.

Quote examples
Iskra Lawrence
English Model
Everybody can rock a bikini, swimsuit, unicorn onesie... whatever floats your boat. If you wear it with confidence, you will look hot.

Quote examples
Alexander Wang
American Designer
Any style that Nike makes in all black, shoe, sweatshirt, onesie, doesn't matter, I pretty much need to have.

Quote examples
Ali Wong
American Actress
I would love to dress like Beyonce: some custom-print, neoprene onesie with no pants.

Quote examples
Elaine Welteroth
American Journalist
I love so many different denim silhouettes, but I do love a denim onesie. I think you can't go wrong with a '70s-inspired, full-on head-to-toe denim moment. I also love high-waisted denim anything.

Quote examples
Lena Headey
English Actress
I worked in Tesco's staff canteen because I fancied a boy on the tills. I served him his lunch in a hairnet and tan tights. Not just that, of course - I had a lovely white onesie.

Quote examples
Italia Ricci
Canadian Actress
With a free afternoon, I'd probably put on a onesie, find something like a really dark, uncomfortable documentary on Netflix, and order pizza with a lot of ranch on the side.

Quote examples
Iskra Lawrence
English Model
Everybody can rock a bikini, swimsuit, unicorn onesie... whatever floats your boat. If you wear it with confidence, you will look hot.

Quote examples
Alexander Wang
American Designer
Any style that Nike makes in all black, shoe, sweatshirt, onesie, doesn't matter, I pretty much need to have.

Quote examples
Ali Wong
American Actress
I would love to dress like Beyonce: some custom-print, neoprene onesie with no pants.

Example 1 of 6
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