Evening meal; dinner; supper (the meal eaten in the evening).
今日は何にする？夕飯のメニューはまだ決めていない。
What shall we have today? I haven't decided tonight's dinner yet.
毎晩七時に家族で夕飯を食べる。
The family eats dinner together at 7 every night.
仕事で遅くなったので、簡単な夕飯で済ませた。
I was late from work, so I settled for a simple dinner.