also: さけぐらい
noun
Colloquial and somewhat rough term for someone who drinks a lot of alcohol. Often carries a negative or critical tone.
あの酒食らいは毎晩遅くまで飲んでいる。
That heavy drinker stays out drinking late every night.
彼は酒食らいだから、健康が
He's such a drunkard that I worry about his health.
Compound of 酒 (sake, 'alcohol') and 食らい (kurai, 'eating' or 'devouring'), from the verb 食らう (kurau, 'to eat/drink greedily'). The image is of someone who devours alcohol.