Slang term in suburban areas for a man who has sex with dead animals, also see necropheliac or beastiality
Eww look at what he did to that squirrel, he's a jackzer!
Hey Tom, you know if I beat off on that dead deer I'd be a jackzer?
Hey Tom, you know if I beat off on that dead deer I'd be a jackzer?
by Tyrome Anton October 12, 2004

by Dave Steve October 09, 2021
