What is "blow a fuse"

vb. 1 To cause fuse (or circuit-breaker) to sacrifice itself by overloading the circuit it protects. 2 (context idiomatic English) To lose one's temper; to become enraged.

v. get very angry and fly into a rage; "The professor combusted when the student didn't know the answer to a very elementary question"; "Spam makes me go ballistic" [syn: flip one's lid, blow up, throw a fit, hit the roof, hit the ceiling, have kittens, have a fit, combust, blow one's stack, fly off the handle, flip one's wig, lose one's temper, go ballistic]