Simply put, one who sports a blowout haircut(see Pauly D) while receiving a blowjob and taking a shit.
"Oh man, unbelievable...I just walked in on a fuckin' blumpkin boy! It's amazing he could even manage the multitasking with that blowout"
by switchbladejack October 29, 2011

Ashley wanted to give Brad a blumkin, but before she started he threw in a Skoal Classic and got a Skoal Blumpkin.
by JimArm January 21, 2009

While in the outhouse, Todd received a country blumpkin from his girlfriend and decided she was the one.
by Kyle MD April 28, 2005

The act of sucking a man's penis while he is in the act of taking a hot shit on a moving RV that is about to run out of gas.
by Philly Jackson November 10, 2013

by jenclem February 19, 2011

A fat piece of white trash with especially poor hygiene and body odor. A loser who isn't going to do anything with their life and always makes excuses about how their problems are beyond control.
Dude: Did you hear about Christian's car? It broke down again so he isn't going to be able to move out of his mom's any time soon now.
Guy: Maybe if he stopped being a blumpkin and got a job and stopped buying $50 cars that break down then he could make some progress.
Guy: Maybe if he stopped being a blumpkin and got a job and stopped buying $50 cars that break down then he could make some progress.
by DATAyymbr March 8, 2014

A geopolitical region in the state of Georgia where residents perform felacio on tourists penis while said tourist is on the toilet talking a shit.
by Ampresandman December 15, 2011
