Wiktionary
vb. 1 (alternative form of lose one's temper English) 2 (en-third-person singularlose their temper)
Usage examples of "lose their temper".
He's paid to exercise his one reliable talent: provoking people, getting them to make an emotional outburst, to lose their temper, to say something outrageous.
Joe was one of those maddening people who refuse to lose their temper.
If one of this pair-or God Almighty help him, both-were to lose their temper, he did not care to contemplate the power they could unleash.
There are (or used to be) Unbreakable Swords, and those that never lose their temper.
They discuss problems, rarely lose their temper with each other and compliment one another for what they do.
Mr Pearce, who leads for the prosecution, is shrewd and clever, brilliant at cross-examination, much given to insulting witnesses so that they may lose their temper, conversant with every legal quirk and turn, a very quick-witted plausible scrub.
But sooner or later you get into a big fight, and they lose their temper and call you a goddam kike.