Definition of sweat verb from the Oxford Advanced American Dictionary

     

    sweat

     verb
    verb
    NAmE//swɛt//
     
    Verb Forms present simple I / you / we / they sweat
     
    he / she / it sweats
     
    past simple sweated
     
    -ing form sweating
     
     
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    produce liquid on skin/surface
  1. 1 [intransitive, transitive] when you sweat, drops of liquid appear on the surface of your skin, for example when you are hot, sick, or afraid synonym perspire to sweat heavily The palms of his hands began to sweat. sweat something He was sweating buckets (= a lot).
  2. 2[intransitive] if something sweats, the liquid that is contained in it appears on its surface The cheese was beginning to sweat. The walls will continue to sweat until the plaster is completely dry.
  3. work hard
  4. 3[intransitive] sweat (over something) to work hard at something Are you still sweating over that report?
  5. worry
  6. 4 [intransitive] (informal) to worry or feel anxious about something They really made me sweat during the interview. Even though she had already made her decision, she let them sweat for another week.
  7. Idioms
    don't sweat it(informal)
     
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    used to tell someone to stop worrying about something “I'm sure he'll find out.” “Don't sweat it—no one's going to tell him.”
    don't sweat the small stuff(informal)
     
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    used to tell someone not to worry about small details or unimportant things
    run/sweat/work, etc. your guts out(informal)
     
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    to work very hard to achieve something I ran my guts out and only finished fourth.
    sweat blood(informal)
     
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    to work very hard I sweated blood to get everything ready in time.
    Phrasal Verbssweat it outsweat somethingoff
See the Oxford Advanced Learner's Dictionary entry: sweat