Definition of "PJs"

PJs

noun
plural only
1. (colloquial, usually childish, abbreviation) pajamas; pyjamas
2. (US, slang) Short for projects (“urban housing developments for people with low incomes”).
  Quotations
  We lived in the PJs, that's what we called the projects. It was integrated. The people next door were white, and there weren't that many blacks […]
  1996, Murray Dubin, South Philadelphia: Mummers, Memories, and the Melrose Diner, page 64
  He had to win over the children in the PJs. Come rain or shine, he continued to walk his parish.
  2008, Eric Gutierrez, Disciples of the Street: The Promise of a Hip Hop Church, page 62