Wiktionary
vb. (en-simple pastblow off steam)
Usage examples of "blew off steam".
He had always found it best to stay calm when the skipper blew off steam.
The spectators, disappointed at the tameness of the contest, blew off steam by shouting to their champion to get to work, and jeering at the Sub's wary and seemingly faint-hearted tactics.
The car stopped, blew off steam, and sat trembling as the hot engine idled.
Bells rang, engines blew off steam, porters shouted, baggage-trucks rattled over the platform.
The cumbersome polyhedron of a trans-Burst freighter from far Papraca sank into the landing pits behind them and blew off steam piercingly.
I was torn between the two dramas: Did I want to watch Gran doctor on Luis, or did I want to listen as Pappy blew off steam?
Peters' overwrought soul blew off steam in the shape of a passionate snort.