Topminnow Definition
 tŏpmĭnō 
    noun
  
 Any of various small fishes of the family Fundulidae of North America, Bermuda, and Cuba, found in fresh, brackish, and coastal marine waters.
 American Heritage 
Webster's New World 
Webster's New World 
Any of several similar fishes of the family Poeciliidae.
 American Heritage 
Other Word Forms of Topminnow
Noun
Singular:
 topminnowPlural:
 topminnowsOrigin of Topminnow
- So called because the fish swim near the surface of the water - From American Heritage Dictionary of the English Language, 5th Edition 
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