puffing out
phrasal verbUK /ˈpʌfɪŋ aʊt/
US /ˈpʌfɪŋ aʊt/
Making something get bigger and rounder by filling it with air.
The bird was puffing out its chest to look big and strong.
OTHER MEANINGS
2. Sending out a short burst of air or smoke.
The old train was puffing out clouds of white smoke.
3. Speaking in short, heavy breaths.
He was puffing out the words after running up the hill.
4. Making a flame or light go out by blowing on it.
She was puffing out the candle on her birthday cake.