jib jam 

a jib jam is when a large group of people take snow from an area of excess amounts, such as mountains or ice rinks, and placing them on a slope or hill and create a mini-snowpark where boarders or skiers can demonstrates tricks on boxes or rails.

Dude did you go to the jib jam this weekend? that shit was nasty.

jib jam by jib jam February 1, 2007

jibjambler 

A person who takes on the personality of those around them

Alice-I'm going to church tomorrow
Michelle-Me too

The next day....

Amber-I'm going to the party tomorrow its going to be so awesome, are you?
Michelle-Girl of couse I am, I wouldn't miss it for the world.

Michelle is a jibjambler.

jibjambler by Barbara-Haley December 3, 2007

jibjammer 

when your friend is on the couch for 16 strait hours. other traits include laziness, ease of asking other to do things for you, chain smoking cigerettes. related actions include a slow lumbering walk do to inadiquate blood flow due to large cranium. also includes feelings of false superiority. this person usually has genital warts.

Ben wilhelm is the biggest jibjammer i know.

jibjammer by cfrancis April 2, 2008