Noun stickleback has 1 sense
  1. stickleback, prickleback - small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research
    --1 is a kind of spiny-finned fish, acanthopterygian
    --1 is a member of Gasterosteidae, family Gasterosteidae
    --1 has particulars:
     three-spined stickleback, Gasterosteus aculeatus; ten-spined stickleback, Gasterosteus pungitius
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