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Noun: whopper  wó-pu(r)
Usage: informal
  1. A gross untruth; a blatant lie
    - walloper [informal]
  2. Something especially big or impressive of its kind
    - whacker [informal], lunker [N. Amer, informal]

Derived forms: whoppers

Type of: lie[2], prevarication, thing

Encyclopedia: Whopper