手拍子
- 1beating time with one's hands ; clapping to the beat Translated by Jiyomi
- 2making a careless move (in go, shogi, etc.) ; responding to an opponent's move without proper thought
noun (common) (futsuumeishi) · noun or participle which takes the aux. verb suru
JMdict entry 1328270 · frequency rank 33. Source and licence.