Wiktionary
tracksuit bottoms
n. (context British English) A type of soft, lightweight trousers used for sports or informal occasions, (''US'') sweatpants.
Usage examples of "tracksuit bottoms".
She was heavy-breasted, her yellow T-shirt tucked into grey tracksuit bottoms, white trainers on her feet, and she reached into the car's back seat for a large canvas bag, which she hauled out.
Bax and Woody were dressed in padded jackets, tracksuit bottoms and Caterpillars.
In training shoes, in tracksuit bottoms (with my stopwatch and mysteroids), I cheer her on from the touchline.
Pamela, in turban, army--surplus leather jacket and tracksuit bottoms that revealed the incipient thickening of her middle, wanted to know.