Definition from Wiktionary, the free dictionary
- pyjamas (Australia, UK, Canada)
pajamas pl (normally plural, singular pajama)
- Clothes for wearing to bed and sleeping in, usually consisting of a loose-fitting shirt and pants/trousers.
- Loose-fitting trousers worn by both sexes in various southern Asian countries including India.
"pajamas" is chiefly a U.S. spelling, the rest of the English speaking world uses "pyjamas"
clothes for wearing to bed and sleeping in