nounpl. (see fish) -·fish·, -·fish·es
any of various small, marine scorpaenids (esp. genus Scorpaena) with poisonous spines in the dorsal, anal, and pelvic fins
often written scorpion fish
or scorpion fish
nounpl. scorpionfish, or scor·pi·on·fish·es or scorpion fish or scorpion fish·es
Any of various often brilliantly colored marine fishes of the family Scorpaenidae, having poisonous spines in the dorsal fins and often in the anal and pelvic fins, and including the lionfishes and, in some classifications, the rockfishes.
(plural scorpionfish or scorpionfishes)