sweat
     n 1: salty fluid secreted by sweat glands; "sweat poured off his
          brow" [syn: {perspiration}, {sudor}]
     2: agitation resulting from active worry; "don't get in a
        stew"; "he's in a sweat about exams" [syn: {fret}, {stew},
         {lather}, {swither}]
     3: condensation of moisture on a cold surface; "the cold
        glasses were streaked with sweat"
     4: use of physical or mental energy; hard work; "he got an A
        for effort"; "they managed only with great exertion" [syn:
         {effort}, {elbow grease}, {exertion}, {travail}]
     v : excrete perspiration through the pores in the skin;
         "Exercise makes one sweat" [syn: {sudate}, {perspire}]
Source: WordNet® 2.0