A derogatory term, akin to "gooner" or "beta", which insults a person based off the assumption they cum in jars. Can be used in multiple contexts such as a noun, verb, etc. (Jum, Jummed, Jumming)
"You're a sub-5 beta jummer."
"Hold on I'm jumming."
"I'm gonna jum."
"I jummed."
A person riding an electric scooter going into on coming traffic while jerking off.
Immense energetic outburts.
“Omg I just spilt my Jum”
“YOU have just been JUMMED”
“I went to the doctor because I couldn’t Jum”
“I love a good Jum”
“I have never been able to Jum”
Acronym for Jaguar's Utmost Malleable Song.
When a girl has a really stretchy vagina.
" Dude, I hooked up with a girl last night, age had the biggest jums I've ever seen!"