A fork of Rural Dictionary
When a male is sitting on the toilet, taking a dump and a girl is giving a blowjob at the same time.
When trailer trash whores having nothing else better to do than having sex with their nephews
A blowjob while on a bycicle, usually on a bicycle with two seats.
Me and Jessica Simpson were riding down the street on my bycicle ,and she grabbed my dick and gave me a blumper.
The act of throwing a party or celebration for a friend who has just recieved a blumpkin.
"Dude, Matt just got a blumpkin and we are throwing a blumperation. Can you bring the chips?"
Getting a blowjob while performing an upper decker
Did you here about slut last night giving him a blumper decker?
The combination of a blumpkin and an upper decker.
To defecate in the tank of one's toilet while receiving a blowjob.
i.e. To get mad domepiece while releasing the beast into the top of that Faggoty Ann's toilet.
Leopold: My asshole roommate fucked my mom last week, so I asked his mom to come over to 'see which of his clothes not to donate'. I broke out a decadent white zinf at the end, and one thing led to another... Next thing I know I'm getting him back with a blumper decker in his bathroom with his mom.
Lance: My stars, good play.