shinjitsu

The act of a woman secretly rubbing their leg on a man's penis until he ejaculates while his friend watches in confusion.

my girlfriend gave me shinjitsu in front of my friend at the park

by Dick ManDouche January 27, 2015

Spinjutzu

An act during sexual intercourse in which the male has to spin around continuously while masturbating and if he hits the female I'm the face he yells "Ninja-Go".

Sharon's face is still crusty from last night's spinjutzu.

by CrispyCumSock34 December 27, 2020