noun
roast beef
A Western-style dish of roasted beef, often served sliced and cold in Japan. Common in home cooking, restaurants, and as a sandwich filling.
今夜の夕食はローストビーフにしよう。
Let's have roast beef for dinner tonight.
この店のローストビーフサンドは絶品だ。
The roast beef sandwich at this shop is exquisite.