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1.
When your Mom is really pissed and beats your ass. She's an ass witch.
My Mom was such an ass witch when I came home late last night.
by MegaAssWitched April 06, 2005
 
2.
A nickname for the weld chick at the welding supply store
Talk to Asswitch, she can get that figured out for you!
by Weldchick June 25, 2010
 
3.
A witch who lives in the anus.

Thus Ass + witch
"Is that an asswitch in your pants or are you just happy to see me?"
by h dorriker March 24, 2005