from The American Heritage® Dictionary of the English Language, 4th Edition
- n.pl. Informal Pajamas.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. pajamas/pyjamas
- n. Plural form of jammy.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (usually plural) loose-fitting nightclothes worn for sleeping or lounging; have a jacket top and trousers
Shortening and alteration of pajamas, pl. of pajama.(American Heritage® Dictionary of the English Language, Fourth Edition)