flipping one's wig

Verb

flip one's wig (third-person singular simple present flips one's wig, present participle flipping one's wig, simple past and past participle flipped one's wig)

1. (idiomatic, informal) To become very angry.

   Synonyms:

   blow one's wig, flip one's lid, flip out, lose one's temper, blow one's top, blow a gasket

2. (idiomatic, informal) To act in an irrational manner or appear to be temporarily insane.
   • You've flipped your wig!1959, Billy Wilder, Some Like It Hot, spoken by Joe (Tony Curtis)

   Synonyms:

   go bananas, go nuts, go ape, go off the deep end