noun
abstainer; teetotaler; nondrinker
Rare term for a person who abstains from alcohol. More common alternatives include 禁酒主義者 or simply お酒を飲まない人.
彼は禁酒家で、一滴も酒を口にしない。
He is a teetotaler and never touches a drop of alcohol.
Compound of 禁酒 (abstinence from alcohol) and 家 (person with a certain characteristic).