|1.||raddin' the whack|
stepping things up a notch
taking things to the next level/phase
doing something more briskly than usual
"We 'radded the whack' by going to tescos instead of sainsburys" (implying tescos is better than sainsburys)
being more aggressive suddenly in a game of american football is 'raddin' the whack'
to 'rad the whack' is to do something that little bit more extremely