water moccasin is a noun meaning "venomous semiaquatic snake of swamps in southern United States". It carries 2 recorded senses.
venomous semiaquatic snake of swamps in southern United States
any of numerous North American water snakes inhabiting fresh waters
Definitions, synonyms and semantic relations for water moccasin come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.