Noun has 3 senses

• grass snake(n = noun.animal) natrix natrix, ring snake, ringed snake - harmless European snake with a bright yellow collar; common in England;



• grass snake(n = noun.animal) garter snake - any of numerous nonvenomous longitudinally-striped viviparous North American and Central American snakes;




• grass snake(n = noun.animal) green snake - either of two North American chiefly insectivorous snakes that are green in color;