Definition of stickleback

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  • stickleback is a valid Scrabble US word with a point value of 25
  • stickleback is a valid Scrabble UK word with a point value of 25
  • stickleback is a valid Words with friends word with a point value of 29

Definition of stickleback

  • small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research (noun)

    Synonyms

    1. prickleback

See definition of stickleback in Merriam Webster