Open English Wordnet
Nouns
(n)grass snake, ring snake, ringed snake, Natrix natrixharmless European snake with a bright yellow collar; common in England
(n)garter snake, grass snakeany of numerous nonvenomous longitudinally-striped viviparous North American and Central American snakes
(n)green snake, grass snakeeither of two North American chiefly insectivorous snakes that are green in color