American Idioms – Idiom Wizard Lists Over 5,500 Idioms & Slang Descriptions

Blow a fuse


(Old fashioned) Get mad; erupt in anger. An electrical fuse blows out when it’s over-used, so t his phrase suggests that a human can also reach a point of over-work or extreme frustration and blows up. (Compare to Lose it, Blow a gasket or Go Nuclear.) {See 5 Levels of Anger blog}

“Just because I wrecked your car doesn’t mean you have to blow a fuse over it.”

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