しりをたたく
shirio tataku

Godan Verb (ku)
Idiomatic Expression

1. to encourage to do (something); to urge a person on; to demand action

佐藤 さとうさんは息子 むすこ しりをたたいて勉強 べんきょうさせた。
satōsanwa musukono shirio tataite benkyō saseta.
Mrs. Sato pushed her son to study hard.
Godan Verb (ku)
Expression

2. to spank; to give a spanking; to hit someone on the bottom; to beat someone's backside

Other forms: