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Meaning of topminnow

top•min•now

Pronunciation: (top'min"ō), [key]
— pl. -now, -nows.
  1. any of several small, surface-swimming fishes of the egg-laying family Cyprinodontidae and the live-bearing family Poeciliidae, some of which are used in mosquito control.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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