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Noun: jackass  'jak,as
  1. Someone who is a stupid incompetent fool
    - fathead [informal], goof [informal], goofball [N. Amer, informal], bozo [N. Amer, informal], goose [informal], cuckoo, zany
     
  2. Male donkey
    - jack

Derived forms: jackasses

Type of: ass, boofhead [Austral, informal], charlie [Brit, informal], diddy [Brit, informal], dill [Austral, NZ, informal], drongo [Austral, NZ, informal], fool, galah [Austral, informal], juggins [Brit, informal], jughead [N. Amer, informal], mampara [S.Africa, informal], meathead [informal], moegoe [S.Africa, informal], muggins [Brit, informal], nit [Brit, informal], sap [N. Amer, informal], tomfool

Encyclopedia: Jackass