A joke told by someone who thinks they are funny, but really isn't. The joke is always lame and boring and stupid.
student: i have a question about wiretaps! JUST KIDDING, no i dont!! hahahahah.
classmate: what a jaber joke......
Stupid sarcastic joke or diss made famous by the Apple Technician Nicolas LeGrand Jaber
Take a hike...Make it a long one!
What a loser...Yeah he pulled a Jaber Joke