sweater

A knitted jacket or jersey, usually of thick wool, worn by athletes before or after exercise.

A similar garment worn for warmth.

We could slip away / Wouldn't that be better? / Me with nothing to say / And you in your autumn sweater

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.

One who or that which causes to sweat.

We learn of the cruelty of some school or child-factory from journalists; we learn it from inspectors, we learn it from doctors, we learn it even from shame-stricken schoolmasters and repentant sweaters; but we never learn it from the children; we never learn it from the victims.

A diaphoretic remedy.

To dress in a sweater.