Sl. to lose control of oneself. After a sleepless night, Wally simply flipped out.I felt like I was going to flip out from the steady dripping of the faucet.
to suddenly become excited, frightened, or crazy He didn't just flip out and start shooting, he planned to kill them.The first time I saw that film, I absolutely flipped out.
Usage notes: also used in the form flip someone out: I am not easily scared, but this totally flipped me out.
1. To go crazy: The neighbors flipped out when my oak tree crashed onto their property.
2. To react strongly and especially enthusiastically; flip: When the broker showed me the spacious new apartment, I flipped out. The customer flipped out over the luxurious black convertible.