
1) Bottom of a gym 2) Some gymwear 3) Sports clothing 4) Worn by athletes
Found on
https://www.crosswordclues.com/clue/sweatpants

Sweatpants are a casual variety of soft trousers intended for comfort or athletic purposes, although they are now worn in many different situations. Because of their comfort and fashionable varieties, they have become one of the most commonly worn items of clothing. In Britain, Australia, New Zealand, and South Africa they are known as tracksuit b...
Found on
http://en.wikipedia.org/wiki/Sweatpants

loose-fitting pants of soft, absorbent fabric, as cotton jersey, usually with a drawstring at the waist and close-fitting or elastic cuffs at the ankles, commonly worn during athletic activity for warmth or to induce sweating.
Found on
https://www.infoplease.com/dictionary/sweatpants
No exact match found.