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Verb: flip out  flip awt
Usage: informal
  1. Lose one's temper or control
    "He flipped out when he heard that he was being laid off";
    - flip [informal]
     
  2. React in an excited, delighted, or surprised way
    "he flipped out when he heard that he was accepted into Princeton University";
    - flip [informal]

Derived forms: flips out, flipped out, flipping out

Type of: change, react, reply, respond