1 to kowtow

2 also written 磕頭|磕头[kē tóu]

1 to kneel three times and kowtow nine times (formal etiquette on meeting the emperor)

1 to bow in salute

2 to kowtow

1 to knock on a door

1 to kowtow (traditional greeting, esp. to a superior, involving kneeling and pressing one's forehead to the ground)

2 also written 磕頭|磕头[kē tóu]