When a male uses a jelly or preserves as a substitute lubricant to wank off and masturbate. Used either out of desperation for some form of lube or because of a food fetish.
Girlfriend: Hey!! Why does your cock taste like my grandma's homemade jelly again?
Boyfriend: Just suck it. I did a little Jelly Jacking earlier.
Boyfriend: Just suck it. I did a little Jelly Jacking earlier.
by Eaton Holgoode March 08, 2017
by arehorsiespretty February 02, 2014
(1)Any substance used as lubrication for male masturbation. (2)Jack Jelly: A specific masturbation product for men in the Gun Oil line by Empowered Products, Inc.
by lanstopher March 06, 2009