1A general term for alcoholic beverages made by fermenting rice, fruit, etc.; often used specifically to mean Japanese sake.
彼は酒に弱くて、少し飲むだけで顔が赤くなる。
He can't hold his liquor well — his face turns red after just a little.
忘年会では上司にお酒を注いで回った。
At the year-end party, I went around pouring drinks for my boss.
冷たい酒とぬる燗、どちらが好きですか。
Which do you prefer, cold sake or warmed sake?
車を運転する日は絶対に酒を飲まない。
On days I'm driving, I never drink alcohol.
祖父は毎晩晩酌に日本酒を一合だけ飲む。
My grandfather has just one go (180ml) of sake with dinner every night.