look up any word, like guncle:
a Sexdigger is one whom cons another into a relationship with the facade of intending love and be commited his/her counterpart, yet having the true intention of only using him/her for sexual reasons, and their own selfish sexual gain.

A Sex Digger has also been called:
"The biggest cunt in the universe"
"B" asks out "K", keeping her from "N" who truely cares for her, "B" is only interested in getting in "K's" pants.

"B" is a Sexdigger
by ChefNico March 03, 2007