flip one's lid

English

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Pronunciation

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Verb

flip one's lid

1. (idiomatic, informal) To be explosively angry.
   • 2009, Dee Kassabian, My Four Fathers and Other Short Stories, page 45:

     His parents flipped their lids when the two lovebugs got hitched. Jonnie couldn't stand the fact that her beautiful young son, gone so long over seas, had now tangled up with an older woman, and even worse, an older divorced woman […]

2. (idiomatic, informal) to be very scared

Synonyms

• (angry): blow a gasket, blow one's top, flip one's wig