stands for 'shake my mutha fuckin god damn head' or maybe ' shakING my mutha fuckin god damn head'. used when people think what is going on is so ignorant there is nothing to do but just shake their head. used when they really think this is the dumbest thing known to mankind!
Girl: ( monday ) what is love really? dont need no man for me!
Girl: ( tuesday ) fuck love! im done trying!
- of course -
Girl: ( wednesday ) when i met you things all changed!
Girl: ( thurday ) crushing so HARD !
Girl: ( friday ) I lovee you baby ! and everybody says boys are no good! well he juss proved them ALL wrong!
Girl: ( weekend ) been with him! i love you
Girl: ( monday ) FUCK HIM ! EVERYBODY I GIVE MY HEART TOO BREAKS IT !