buffalofish

from the GNU version of the Collaborative International Dictionary of English.

• noun (Zoöl.) any of several large carplike North American fish.
• noun (Zoöl.) Any of several large fresh-water fishes of the family Catostomidæ (also called suckers see Sucker family), of the Mississippi valley. The red-mouthed or brown (Ictiobus bubalus), the big-mouthed buffalofish (Ictiobus cyrinellus, formerly called Bubalichthys urus), the black buffalofish (Ictiobus niger), and the small-mouthed buffalofish (Ictiobus bubalus, formerly called Bubalichthys altus), are among the more important species used as food.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun any of several large suckers of the Mississippi valley
• noun large carp-like North American fish