1. (verb) When someone comes up behind you and sticks their thumb or some other object in you butt. Not so forcefully as to cause penetration, but with enough force to squeeze your cheeks.
1. Man Kendyll ran up behind me at practice and gave me a jo-jo with his stick.
A name given to a person (usually a female) when his or her real name can not be remembered.
Person A: "I saw whats her name yesterday."
Person B: "Who?"
Person A: "You know, the brunette chick."
Person B: "Who?"
Person A: "Jo-Jo."
Person B: "Oh yeah, now I know who you're talkin about."