Sore Jaw is when you go down on your missus for an extended period of time, therefore resulting in one hell of a fucking pain in the jaw. Hence the term Sore Jaw.
I had sore jaw when i woke up form eating the missus out last night for hours on end, it drove my boner through the ground so fast i could have struck oil.
1.) Caused by unfinished BJ's, see Blue Balls
2.) Words to utter to break an awkward silence.
3.) Trying to grab a receipt out of someone's hands, missing, and poking the unsuspecting victims' left testicle instead.
1.) "Oh Yeah, baby!" *approaching footsteps* "Oh, shit!...my parents are home!" Put that back in your pants!
2.) "...." *more silence* "Hey everyone, I have SORE BALLS!"
3.) "Hey Doug!" *quick attempt to grab receipt*...*augh, groaning noises* as Doug lays, holding his crotch, on the floor.