Gus, the latter began, am I right in assuming that you possess a reasonable amount of influence with that hair-trigger partner of yours, Live Wire Luiz?.
a trigger that will set off a firearm when even a very small pressure is applied
Is your laugh hung on a hair-trigger?--that is, is it critical, or can you get it off easy?.
If you describe something as hair-trigger, you mean that it is likely to change very violently and suddenly. His boozing, arrogance, and hair-trigger temper have often led him into ugly nightclub brawls A hair-trigger situation has been created which could lead to an outbreak of war at any time. easily made angry
responsive to the slightest stimulation or provocation; "he has a hair-trigger temper
Responding to the slightest provocation or stimulation: "a hair-trigger temper"; "a hair-trigger reaction"