At least as old as Black & White movies, a Bump is "A Little More" of something, typically intoxicating.
"Can I bump you up" = get you another cocktail, line of coke/ketamine, etc.
the act of playing or listening to music and absorbing all the sounds intensely; music that is suitable for a teenage party
Alex was bumpin in his car with a new sound system.
Alfonso was caught bumpin at two AM by his parents being woken up by such loud noise.
acronym flipped upside down used on wallpaper threads meaning "Put Up Walls Bitch"
(after someone posts a comment without a wallpaper)
bump or leave!
A drug of sorts, similar to cocaine which is ingested through the nostrils.
Bump after bump after bump after bump; motherfucker, you had a blocked nose for a month.
people who are too dumb to understand donnie darko
niamh is such a bump, hahah lol penis
Women’s breasts/boobs/tits/teats/
Chris: Woeh, did you see the size of Jenny’s bumps?
Ken: Dude, those thing are HUGE!