blow a fuse

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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 cause fuse (or circuit-breaker) to sacrifice itself by overloading the circuit it protects.
  2. (idiomatic) To lose one's temper; to become enraged.
    When he learned that his daughter had eloped, he blew a fuse.