What is Numb'er?
1.
The act of inserting 2 fingers into the vaginal opening, 1 into the anus and tickeling the clit with the thumb. Usually performed when the girl is on her back. For visual, Please refer to the 
Damon: "Hey did you give her the shocker?"
Eric: "Naw bro, I gave her the numb'er."
Random Words:
1. 
To have a bowel movement at work.
I should defworkate more often to save on toilet paper at home.
See poop, stool, bowels, work, toile..