tighty-whities

[tahy-tee-hwahy-teez, wahy-teez]

plural noun

Slang.

1. men’s white, close-fitting underpants or briefs.

Word History and Origins

Origin of tighty-whities¹

First recorded in 1990–95; tight ( def. ) + -y ² ( def. ) + whit(e) ( def. ) + -y ² ( def. ) + -s ³ ( def. )