(n) (insult) A big mouth. The owner of the tit jaw usually has a mouth that's too large, sometimes meaning they talk too much. Can also be used to mean that the person eats too much. Also used to evoke baby-like images of the person.
by The Other Shoe January 18, 2017

by DontFuckingWorryBoutIt June 9, 2018

When you grab a stolen object from someone and use the same momentum to elbow them in the face, simultaneously knocking them out and reclaiming your property.
Eric Sparrow: What do you say? One last trip around the neighborhood. Winner takes the tape.
Steve: elbows Eric and grabs the stolen tape
Stacy Peralta: Holy shit, you just jaw jacked Eric!
Steve: elbows Eric and grabs the stolen tape
Stacy Peralta: Holy shit, you just jaw jacked Eric!
by jawjackerericsparrow June 16, 2021

by Str8up8up December 23, 2016

by Qwertyzzzzzzzzzzzzz March 30, 2008

A secret society at Gonzaga university with an initialization ritual requiring you bake a peanut butter cookie for a dog. (Have sex with a dog with peanut butter and make it orgasm?
Go to petco so you can pass our humiliation ritual the a ritual so sacred we name the society after it we call it the “Jaws Marrow Syndicate” or JMS for short.
by ramucus April 17, 2024

by mishkamish May 9, 2013
