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2.
is when you are talking out of the side of your mouth. Meaning you aren't talking about anything of any importance or you are stunting.
Man don't listen to that braud she's jawjacking
by Star.bee November 07, 2007
 
1.
one who is always has somthing to say but is not saying much of anything.
your sitting there doing all that jaw jacking and that aint even necessary you dont know what your talking about.
by jewlz 01 January 19, 2008