nounpl. -·perch· or -·perch·es
any of a family (Percopsidae) of North American freshwater bony fishes having spiny and fleshy fins, esp., a species (Percopsis omiscomaycus) of Canada and the E U.S.
Origin of trout-perchtrout + perch
nounpl. trout-perch, or trout-perch·es
A small freshwater fish (Percopsis omiscomaycus) of northern North America, having a silvery body and large eyes.