Any sexual act involving one's hand and a man's genitalia. First heard (possibly) on the American translation of the Japanese children's show "Shin Chan," where two detectives need to feign homosexuality in order to keep their cover.
Hey, at least I wasn't the one giving an adult handshake to a male gigolo!
Dumpy McVeyによって 2007年06月03日(日)

Words related to adult handshake

handjob hand job hand-job handshake handy