sweater UK /ˈswɛtə/US /ˈswɛtɚ/noun 8verb 1forms 3phrases 1 noun8 •a warm top made of wool, with long arms, pulled on over a shirt when the air is coldWe could slip away / Wouldn't that be better? / Me with nothing to say / And you in your autumn sweater — 1997 •A knitted jacket or jersey, usually of thick wool, worn by athletes before or after exercise. •One who sweats (produces sweat).The cardiologist who administered Alex's exercise stress test on August 21 observed during that test that Alex was a profuse sweater. — 2007 •(historical) An exploitative middleman who subcontracted piece work in the tailoring trade.If the piecework system had not existed there never would have been any sweatees. The men who are sweaters, I am sorry to say, are men who formerly belonged to our union. — 1894 •One who or that which causes to sweat. •A diaphoretic remedy. •(no longer used) One who sweats coins, i.e. removes small portions by shaking them. •(UK, no longer used) A London street ruffian in Queen Anne's time who prodded passers-by with his sword-point.Among them were the "sweaters" who formed a circle round their prisoner and pricked him with their swords until he sank exhausted to the ground, […] — 1965 verb1 •To dress in a sweater. formssweatered · sweatering · sweaters Phrases with sweater sweater upTo put on or be dressed in a sweater; to be bundled up in clothes including a sweater.