The generous act of flirting or even dating a certain individual to distract them from, and possibly loose interest in a different individual (usually a friend).
Guy 1: hey man, I need to ask you a favor. I think Nicole is hitting on me.
Guy 2: need me to jump on a grenade?
Guy 1: I mean if you could that would be great. I don't wanna date someone who smells like celery, and I don't want to explain why.
Guy 2: I got you man.
Noun/verb to intentially cuddle with a person as a stepstone before engaging in sexual relations
"Yo, the other day I was Netflix and chilling and did a total cuddle jump with Susie."
"On our third date, Tylan totally cuddle jumped me."
the action of pooping when realizing there is no toilet paper left so one must jump or hop to another bathroom to finish whiping ones bum.
man!, im out of toilet paper....well i guess i need to jump-shat it.