腹はら鼓つづみを打うつ

expression, godan verb (-tsu)

eat heartily; eat one's fill

Idiomatic expression literally meaning 'to beat a belly drum', used when someone eats to their heart's content with obvious enjoyment.

• 久ひさしぶりのごちそうに、みんな腹はら鼓つづみを打うった。

  Everyone ate heartily at the long-awaited feast.

• 彼かれは大だい好こう物ぶつのラーメンを前まえにして、腹はら鼓つづみを打うつばかりだった。

  Faced with his favorite ramen, he could only eat his fill with gusto.