—sweat /swet/
noun (CLOTHES)
sweats [plural] US (UK tracksuit)► F0 a loose top and trousers, worn either by people who are training for a sport or exercising, or as informal clothingSee picture: (UK) tracksuit/(US) sweats 
Thesaurus+: ↑Sportswear and swimwear
noun [U] (LIQUID)
► B2 the clear, salty liquid that you pass through your skin: » The dancers were dripping with/pouring with sweat after a morning's rehearsal.» By the time we'd climbed to the top of the hill, we were covered in sweat.» She wiped the beads (= drops) of sweat from her forehead.» FIGURATIVE The cathedral was built by human toil and sweat (= effort).Thesaurus+: ↑Bodily fluids and their production , ↑Urine and urinating• • •
Extra Examples:» The athletes were drenched in sweat.» The sweat was pouring down her face by the end of the race.» Beads of sweat stood out on his forehead.» I can feel trickles of sweat running down my neck.» He sat down and wiped the sweat off his forehead.verb [I] ↑Verb Endings for sweat
B2 to pass sweat through the skin because you are hot, ill, or frightened:
» It was so hot when we arrived in Tripoli that we started to sweat as soon as we got off the plane.» The prisoners were sweating with fear.» INFORMAL I was so afraid, I was sweating like a pig (= sweating a lot).Thesaurus+: ↑Bodily fluids and their production , ↑Urine and urinatingF0 If something sweats, it produces drops of liquid on the outside:
» The walls in older houses sometimes sweat with damp.Thesaurus+: ↑Wet weather and wetness• • •
Extra Examples:» Someone who is suffering from sunstroke feels dizzy and has a high temperature, but does not sweat.» It was my first interview and I was sweating buckets.» This jumper always makes me sweat.» The heating was turned up so high that I was beginning to sweat.» We were sweating buckets sleeping under a really thick duvet.