Definition of gudgeon

Definition of gudgeon
  1. gudgeon Noun A small freshwater fish, "Gobio gobio", that is native to Eurasia.
  2. gudgeon Noun Any of various similar small fish of the family Eleotridae, often used as bait.
  3. gudgeon Noun An idiot.
  4. gudgeon Noun A type of bearing: a circular fitting, often made of metal, which is fixed onto some surface and allows for the pivoting of another fixture.
  5. gudgeon Noun Specifically, in a vessel with a stern-mounted rudder, the fitting into which the pintle of the rudder fits to allow the rudder to swing freely.
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