Definition of 'grass snake'

Noun

1. harmless European snake with a bright yellow collar; common in England
      Synonyms: ring snake ringed snake Natrix natrix
2. any of numerous nonvenomous longitudinally-striped viviparous North American and Central American snakes
      Synonyms: garter snake
3. either of two North American chiefly insectivorous snakes that are green in color
      Synonyms: green snake

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