puff something ↔ out phrasal verb ( see also ↑ puff )
puff out your cheeks/chest to make your cheeks or chest bigger by filling them with air:
Henry puffed out his chest proudly.
puff something ↔ out phrasal verb ( see also ↑ puff )
puff out your cheeks/chest to make your cheeks or chest bigger by filling them with air:
Henry puffed out his chest proudly.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012