オヤジギャグ

noun

dad joke; corny joke; bad pun

A lame pun or corny joke, typically associated with middle-aged men. Often involves wordplay that is considered unfunny or embarrassing by younger people.

• 父ちちがまたオヤジギャグを言いって、家か族ぞく全ぜん員いんが苦にが笑わらいした。

  My dad cracked another dad joke, and the whole family gave a wry smile.

• 彼かれのオヤジギャグは寒さむすぎて誰だれも笑わらわなかった。

  His corny joke was so lame that nobody laughed.