puff
n. countable B1 Intermediate US //ˈpəf// UK //pˈʌf// puff
n. a short, quick breath of air. You make a puff when you blow air out of your mouth in a small burst.
n. a short, sharp exhalation of air or breath. Often used in the phrase 'puff of smoke' or 'puff of steam'.
He let out a small puff of air.
The train released a thick puff of steam as it pulled into the station.
A sudden puff of wind scattered the papers across the desk, forcing the students to scramble for their notes.