n. A cyprinoid fish, Leuciscus erythrophthalmus, having a red iris; the rudd.n. The Blue-spotted sunfish, Lepomis cyanellus.n. The rock-bass, Ambloplites rupestris. See cut under rock-bass.n. The red-eyed vireo or greenlet, Vireo olivaceus, having the iris red. See cut under greenlet.n. A strong and fiery whisky: so called from its effect upon the eyes of drinkers.n. The blue-green sunfish.n. A species of European chubb, Scardinius erythrophthalmus.