Definition & Meaning of "a short fuse"

What is the origin of the idiom "short fuse" and when to use it?

The origin of the idiom "short fuse" can be traced to the field of explosives and pyrotechnics, where a fuse is a cord or wire used to ignite an explosive device. In this context, a "short fuse" refers to a fuse that burns quickly, causing the explosive to detonate rapidly after ignition. This phrase can be applied to personal relationships, work environments, or any situation where discussions about anger management, impatience, or quick-triggered reactions arise. It is often used to convey a sense of warning or caution, suggesting that the person in question may react explosively or disproportionately to even minor provocations.