Definition from Wiktionary, the free dictionary
See also: PJs
pj's pl (plural only)
- (colloquial, usually childish) pajamas; pyjamas
2016 September 25, Kj Dell’Antonia, “Am I Introverted, or Just Rude?”, in New York Times:
- But a spate of articles and social media posts on the glories of staying home in one’s pj’s suggests that I am not the only one who went overboard once the “introvert” label came to imply a deep thinker with a rich inner life rather than a lone gunman.