When two dudes bump there erect cocks into each other.
Hey Tommy later after we snort some crack. Do you want to try bumping castles? Yes Mark! But only if I can dock your hard cock! (see docking)
When two bro's (usually frat boys) reach between their legs to give bumps. Bibye bumps are usually reserved for saying farewell to your most intimate of bros. Bibye bumps can be done back to back, front to front, or back to front.
Yo bro, have fun at Mtv spring break. Now give me a Bibye bump.
Used in message boards to denote a topic that should be kept on the first page through a process known as bumping. Translates to "Great topic, this should be read by everyone." If a thread is worthy enough and succeeds in generating a large pool of bumpers, a moderator will usually come in and sticky the topic.
Re: How to not look like a dumbass on the forums!
By: Coolio
Helped me a lot, and will help others too. Keep this bumped!
When two women engage in female lesbian sex. Bumpings clit on clit. In simpler terms, two girls rubbing pussy on pussy.
"Omg girl, Lindsey and Andrea are totally bumping raisins"
Taking someone else's mobile off a charger and replacing it with your own.
Man, my phone is flat and someone charge bump (ed) me when I left in on the charger.
Dumping a girl/boy to move up to a higher girl/boy therefore climbing up the dating ladder. Dumping someone unfavorable to bump to a hotter and better alternative.
"Hey man, what happened to you going out with Alison?"
"Right now in dating Emily. I just dump and bumped that shank."
To do it up the bum. Aka anal sex.
P1: "Yo bro I totally hooked up with dat chick last night."
P2: "Awe man, you bump a rump?"
P1: "Straight up."