flake out

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English[edit]

Verb[edit]

flake out

  1. (intransitive, informal) To fall asleep from exhaustion.
  2. (intransitive, informal) To flake or be flaky: to prove unreliable; to abandon or desert.
    John said he could drive me to the airport, but then he flaked out on me, and I had to call a cab at the last minute.