Rock pigeon Meaning, Definition & Usage

  1. noun pale grey Eurasian pigeon having black-striped wings from which most domestic species are descended
    Columba livia; rock dove.

WordNet

Definitions
  1. (Zoöl.), the wild pigeon (Columba livia) Of Europe and Asia, from which the domestic pigeon was derived. See Illust. under Pigeon.

Webster 1913