叩首 kòushǒu to kowtow Definitions Defs Origin Strokes Stroke Words Sentences Sents 叩 kòu to kowtow To kowtow or touch one's head to the ground as a sign of respect; often a shortened form of 叩头 kòutóu or 叩首 kòushǒu首 shǒu nounverb head (bound form) head; skull