Meaning of “drinker” - Learner’s Dictionary

drinker

noun uk us /ˈdrɪŋkər/

[ C ] someone who regularly drinks alcohol:

He's a heavy drinker (= he drinks a lot of alcohol).
a coffee/tea/wine, etc drinker

someone who regularly drinks a particular drink

(Definition of “drinker” from the Cambridge Learner’s Dictionary © Cambridge University Press)