Onesie

usgb/ˈwʌnzi/
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.
Visual representation of "onesie" - A piece of clothing combining a top and a bottom in one piece, usually worn by babies or adults when going to bed.

Often appears as...

  • baby onesie
  • adult onesie
Definition 1 of 3
Visual representation of "onesie"
LampPro Tip 1/3

Infant Comfort

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

Illustration for Infant Comfort
Her newborn seemed cozy in the striped onesie.
LampPro Tip 2/3

Adult Casual

Adults wear onesies for relaxation, often at home or during informal events.

Illustration for Adult Casual
They threw a onesie-themed party for her birthday.
LampPro Tip 3/3

Not for Work

A onesie is too casual for professional settings and shouldn't be worn to work.

Illustration for Not for Work
He quickly changed out of his onesie before his job interview.
Visual representation of the word "Onesie"

Never forget "Onesie"

Humans forget easily. That's why you should download WordUp: Smart reminders, word games, AI practice, and much more!

Download on the App StoreGet it on Google PlayGet it from MicrosoftGet it on AppGallery
Chrome

WordUp Chrome Extension

As you browse the web instantly look up words you don’t know.

Get Chrome Extension
Back to top