noun
drinker; person who likes to drink
Casual, somewhat old-fashioned term for someone who enjoys drinking alcohol. Often used in a lighthearted or self-deprecating way.
うちの父は大ののむべで、毎晩晩酌を欠かさない。
My father is a big drinker and never misses his evening drink.
「私はのむべだから、誘われたら断れないんだ」と彼は笑った。
"I'm a drinker, so I can't say no when invited," he laughed.