/ruy"mowth'/ , n. , pl. ( esp. collectively ) wrymouth , ( esp. referring to two or more kinds or species ) wrymouths /-mowdhz'/ .
1. any blennioid fish of the family Stichaeidae, having a large, upturned mouth, esp. Cryptacanthodes maculatus, a bottom fish of the Atlantic Ocean.
2. any of several related fishes. Also called ghostfish .
[ 1645-55; WRY + MOUTH ]