膝ひざ拍びょう子し

noun

keeping time by tapping one's knees

Describes the action of slapping or tapping one's knees rhythmically, often to keep time with music or as a simple percussive accompaniment.

• 彼かれは歌うたに合あわせて膝ひざ拍びょう子しをとった。

  He kept time by tapping his knees along with the song.

• 盆ぼん踊おどりでは、膝ひざ拍びょう子しでリズムを刻きざむ人ひともいる。

  At the Bon dance, some people beat the rhythm by slapping their knees.