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.
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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
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Random Words:
1.
Abbreviation of "What A Week It's Been For"
W.A.W.I.B.F. the amount of people asking what W.A.W.I.B.F. means!
See wawib..