drinker
NounWordNet 3.0
Webster's Dictionary (GCIDE)
Drinker \Drink"er\, n. One who drinks; as, the effects of tea on the drinker; also, one who drinks spirituous liquors to excess; a drunkard. [1913 Webster]
Drinker moth (Zool.), a large British moth (Odonestis potatoria). [1913 Webster]