Definition of pigeon noun from the Oxford Advanced Learner's Dictionary

 

pigeon

 noun
noun
BrE BrE//ˈpɪdʒɪn//
 
; NAmE NAmE//ˈpɪdʒɪn//
 
Birds
 
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  • a fat grey and white bird with short legs. Pigeons are common in cities and also live in woods and fields where people shoot them for sport or food. the sound of pigeons cooing A pigeon strutted along the roof, cooing rhythmically. compare dove1 see also carrier pigeon, clay pigeon, homing pigeon, wood pigeon See related entries: Birds
  • Word Origin late Middle English: from Old French pijon, denoting a young bird, especially a young dove, from an alteration of late Latin pipio(n-), ‘young cheeping bird’, of imitative origin.Idioms (old-fashioned, British English) to be somebody’s responsibility or business
    put/set the cat among the pigeons
     
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    (British English) to say or do something that is likely to cause trouble Then she told them she was dropping out of college. That really set the cat among the pigeons.
    See the Oxford Advanced American Dictionary entry: pigeon