Source : Webster's Revised Unabridged Dictionary (1913)

Drumfish \Drum"fish`\, n. (Zo["o]l.)
   Any fish of the family {Sci[ae]nid[ae]}, which makes a loud
   noise by means of its air bladder; -- called also {drum}.

Source : WordNet®

drumfish
     n : small to medium-sized bottom-dwelling food and game fishes
         of shallow coastal and fresh waters that make a drumming
         noise [syn: {drum}]
     [also: {drumfishes} (pl)]