A sex act in which you are on the toilet taking a shit while giving a blowjob to your cousin.
My mom walked in on me giving Brian an Alabama Blumpkin, I wasn't invited to Easter that year.
The act of receiving cunnilingus or felatio while playing video games.
Last night I was receiving a cyber blumpkin from some noob, so I grabbed a keyboard, wrapped my arms around their back, and proceeded to play SWTOR for the next 15 minutes.
The act of receiving a blumpkin while in a Dunkin' Donuts Franchise.
Friend#1: "Dude, I heard that Jim was at Dunkin Donuts the other day and had to shit. After he went in some slut followed him and gave him a blumpkin in there"!
Friend#2: "Yeah dude, I was there! He totally got a Dunkin' Blumpkin".
When you are getting head while you take a shit on the toilet your nuts get warm from the saliva and hang mighty close to the water any sudden movement can can cause a dunkin blumpkin ( freshly dunked nuts)which becomes more common as we get older.
your honor in my defense, I couldn't get oral sex at home while blasting a dookie, a public bathroom was my only other option. For I have recently been the victim of a dunkin blumpkin
when 2 men ejaculate into each others urethras, then proceed to have a sumo match
me and my boy settled it with a good old puerto rican blumpkin
When receiving a blowie while driving you shit your pants.
I was shitting my pants down I-75..... And she was like,"babe, do you want a road blumpkin?!
Getting a blumpkin but she projectile vomits
Oww she gave me a green blumpkin