笑わらいのネタ

expression, noun

butt of a joke; punchline

Refers to the person or thing that is the target of humor, or the key line that makes a joke funny. Often used in contexts of teasing or comedic material.

• 彼かれはいつもクラスの笑わらいのネタにされている。

  He is always made the butt of the class's jokes.

• その話はなしの笑わらいのネタは最さい後ごの一ひと言ことだった。

  The punchline of that story was the last line.