Couldn't See Jack Edit Meaning

1. web lingo, shortened form of "go die in a ditch", used when your angry at person for doing something that is stupid, jerk like..

1. A guy who loves pounding another dude's ass I saw you try to sneak up on me from behind you rear door ranger..

1. the best name you can call someone. Dude you are so unterberger after that jump!!! See awesome, sweet, spectacular, cool, gnarly..