also: こさけ
noun
small drink; small amount of alcohol
Archaic noun for a modest serving of sake or alcohol; not used in modern everyday speech.
昔の文献には「小酒をたしなむ」といった表現が見られる。
In old texts, expressions like 'enjoy a small drink' can be found.
Modern common word for a drink or a cup of alcohol; 小酒 is archaic and not used in contemporary conversation.
Compound of 小 (small) and 酒 (sake/alcohol). The exact historical derivation is uncertain, but it follows a straightforward pattern of describing a modest quantity of drink.