A jackhob is somebody who gives and takes of semen orally. It is a concatenation and contraction of 'jack' for masturbate and 'hobnob' for the sharing of drinks together.
by Boris Blank January 10, 2008

Holy shit man, I was ready to stick it in until she dropped trou and I saw the jackhob she was packin, fuck that noise.
by TruGanGSTA1776 January 10, 2008
