Definition of "Sweat" :
noun: use of physical or mental energy; hard work
noun: salty fluid secreted by sweat glands
"Sweat poured off his brow."
noun: condensation of moisture on a cold surface
"The cold glasses were streaked with sweat."
noun: agitation resulting from active worry
"He's in a sweat about exams."
verb: excrete perspiration through the pores in the skin
"Exercise makes one sweat."