He has a hair-trigger temper, and as such can cause a lot of trouble without thinking about it.
Galen apparently had a hair-trigger temper, at least where Mark was concerned.
But you seem to have a hair-trigger temper with the guy.
The man was certainly capable of murder, with that huge, muscular body and hair-trigger temper.
The boy had a hair-trigger temper that frequently got him into trouble.
He soon gained a reputation as a tough guy with a hair-trigger temper.
But we are in a different time now, with hair-trigger tempers and weapons to match.
Sometimes they'll have hair-trigger tempers and something small will set them off.
DeBlass certainly had the kind of hair-trigger temper that could lead to violence.
Her hair-trigger temper had certainly been working overtime tonight.