The rag you use to wipe your load up with after beating off.
Don't leave your jack rags on the bathroom floor.
po wino joe Мај 6, 2003
A piece of cloth used to catch the ejaculate that shoots out of one's penis when he masturbates, or "jacks off".
"I can't believe your girlfriend is using my hork-encrusted jackrag as a napkin! Gee, she wipes her mouth an awful lot."
po Fo Shizzle My Nizzle Јун 8, 2004
a rag or piece of clothe used to catch ejaculation when masturbating.
Hey bro i used your tee shirt to jack off on. Hope you don't mind
po ikonworx Фабруар 9, 2004
Any form of cloth used to clean up with after jacking off.
"Quick, I'm about to cum, hand me my jack rag."
po BRAUCHWURST Април 19, 2003