onesienoun [ C ]
uk/ˈwʌn.zi//ˈwʌn.zi/US a piece of clothing for a baby that covers the whole body, sometimes including the arms, legs, and feet, and that fastens between the legs
a similar piece of clothing for adults that covers the whole body, including the arms and legs, and sometimes the feet and head. Onesies fasten at the front and are worn when relaxing.
Thesaurus: synonyms and related words
Babies' & children's clothing
- Babygro
- bib
- bootee
- diaper
- feeder
- layette
- nappy
- rompers
- sailor suit
- sleeper
- sleepsuit
- snowsuit
You can also find related words, phrases, and synonyms in the topics:
Dresses, suits & gowns