blowing a fuse

Verb

blow a fuse (third-person singular simple present blows a fuse, present participle blowing a fuse, simple past blew a fuse, past participle blown a fuse)

1. To overload a circuit sufficiently that a fuse protecting it melts away (or informally a circuit breaker trips), stopping current from flowing.
2. (idiomatic, informal) To lose one's temper; to become enraged.
   • When he learned that his daughter had eloped, he blew a fuse.

   Synonyms:

   Note: All terms are idiomatic unless stated otherwise., blow a gasket, blow one's stack, blow one's top, crash out, cut up nasty, cut up rough, do one's block, do one's nut, flip one's lid