be a happy camper

be a happy camper

To be pleasant and in good spirits. I'm a happy camper now that I've been promoted and am no longer an intern! He's not going to be a happy camper when he finds out you ate his leftovers.
See also: camper, happy

not be a happy camper

  (British & American humorous) also not be a happy bunny (British humorous)
to be annoyed about a situation Her computer crashed an hour ago and she's lost a morning's work - she's not a happy camper.
See also: camper, happy
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