Originating in Savannah Ga more specifically Richmond Hill, this is a slang term to be used in place of the word "fuck" or as a derogatory name (geffy) meaning that the person lacks competence and the ability to attract females.
Guy 1: Yo bro did you have chipotle Guy 2: yeah bro bro why?
Guy3: I just geff(ed) and it tasted good
By Allianora
Geff Grade School
Is a shit whole of a school the teachers are fucking cunts and have favorites like no other. They will side with anyone over the boys and never ever have any money because they are broke as hell.