| Verb | 1. | flip one's lid - get very angry and fly into a rage; "The professor combusted when the student didn't know the answer to a very elementary question"; "Spam makes me go ballistic"Synonyms: flip one's wig, fly off the handle, go ballistic, have a fit, have kittens, hit the ceiling, hit the roof, lose one's temper, throw a fit, blow a fuse, blow one's stack, blow up, combust |