noun
coffee milk; coffee-flavored milk
A Japanese drink made by mixing coffee with milk and sugar, often sold in cartons or bottles. Not the same as café au lait; it is a sweetened milk-based beverage.
子供の頃、よくコーヒー牛乳を飲んでいた。
When I was a child, I often drank coffee milk.
この自動販売機にはコーヒー牛
This vending machine sells coffee milk.