vaginaFREEDOM's definitions
An erection that has no real cause. There was no fantasizing, no touching, rubbing, etc. You just get an erection.
Nick: God dude! I was in church and I got the biggest ghost job ever!
Alex: Awww dude, I hate GJs...
Alex: Awww dude, I hate GJs...
by vaginaFREEDOM December 19, 2008
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