What is Back Sack?
1.
the back of your peaches
the back of your nut sack gets hit and your like ahh my back sack.
See
2.
an unfourtunate birth defect where instead of having a nutsack next to your tallywacker, you have one on your back
I fell off my bike and my back sack exploded
See
Random Words:
1.
in a gadda da vida is a song by iron butterfly and man you gotta hear it to belive it its 17 minutes of acid rocks best its right up the..