Definition from Wiktionary, the free dictionary
jammie (plural jammies)
- (colloquial) pajama
- a jammie party
2007, Joanne Kimes et al., Bedtime Sucks, ISBN 1593376278, page 15:
- It's also important for a jammie to have easy access during diaper changes, especially if you're trying to change your kid in the middle of the night without waking him up.