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In its simplist terms a shatterwhack is shitting in the dimples on a persons back then hitting it with a cricketbat.

It is used in affection towards a person with great dimples in their back.

This word can alo be used if you are tired, like an extention to shattered.
That lady has exceptional dimples in her lower back, i would love to partake in some shatterwhacking with her.

I need to go to sleep, i'm shatterwhacked!
by Claus Fritz September 03, 2007