- Give out sweat through the pores of the skin as a result of heat, physical exertion, or stress: Will was perspiring heavilyMore example sentences
- At this point I noticed he was perspiring heavily and sweat was dripping from his bushy grey eyebrows onto the keyboard.
- It is of no great significance whether he sweats or perspires.
- He was perspiring from the heat generated in the room.
mid 17th century: from French perspirer, from Latin perspirare, from per- 'through' + spirare 'breathe'.