English version

hair trigger

From Longman Dictionary of Contemporary English
Related topics: Weapons
hair triggerˌhair ˈtrigger noun [countable]  PMWa trigger1 on a gun that needs very little pressure to fire the gun
Examples from the Corpus
hair triggerGetting rid of weapons reduces the risk of accidental, unauthorised, hair trigger or pre-emptive use.
hair-triggerˈhair-trigger adjective [only before noun]  easily made angry his hair-trigger temperament
Examples from the Corpus
hair-triggerMix in the hair-trigger rage that can result from steroid use and, well, stand back, ladies and gentlemen.
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