angelfish n 1: a butterfly fish of the genus Pomacanthus 2: deep-bodied disk-shaped food fish of warmer western Atlantic coastal waters [syn: {spadefish}, {angelfish}, {Chaetodipterus faber}] 3: sharks with broad flat bodies and winglike pectoral fins but that swim the way sharks do [syn: {angel shark}, {angelfish}, {Squatina squatina}, {monkfish}]