- underpants - an undergarment that covers the body from the waist no further than to the thighs; usually worn next to the skin
--1 is a kind of undergarment
--1 is a part of pantyhose
--1 has particulars:bikini pants; bloomers, pants, drawers, knickers; briefs, Jockey shorts; drawers, underdrawers, shorts, boxers, boxershorts; pantie, panty, scanty, step-in