J-Con
When one nigga tries to make another nigga flinch by faking him out with a pose of intimidation
"Yo I just J-conned the shit out of ogi"-Zach
"What the fuck is a J-con?"-Mac
"What the fuck is a J-con?"-Mac
J-con girl
A slutty, unattractive girl, that most likely has a std and would lets guys suck on her tits.
That Agatha is such a j-con girl, letting everyone suck on her tits.