To Sweat

1. (intransitive) To emit sweat.

Synonym: perspire

2. (transitive) To cause to excrete moisture through skin.
3. (intransitive, informal) To work hard.

Synonyms: slave, slog

4. (transitive, informal) To extract money, labour, etc. from, by exaction or oppression.
5. (intransitive, informal) To worry.

Synonyms: fret, worry

6. (transitive, colloquial) To worry about (something). [from 20th c.]
7. (transitive) To emit, in the manner of sweat.
8. (intransitive) To emit moisture.
9. (intransitive, plumbing) To solder (a pipe joint) together.
10. (transitive, slang) To stress out.
11. (transitive, intransitive, cooking) To cook slowly at low heat, in shallow oil and without browning, to reduce moisture content.
12. (transitive, archaic) To remove a portion of (a coin), as by shaking it with others in a bag, so that the friction wears off a small quantity of the metal.
13. (intransitive) To suffer a penalty; to smart for one's misdeeds.
14. (transitive) To scrape the sweat from (a horse).