Plumpkin 

a plump pumpkin

a fat pumpkin

Plumpkin by katie November 25, 2003

plumpkin 

a blumpkin with a fat (plump) guy.

That guy getting a plumpkin looks like an avocado.

plumpkin by Avid Taco July 8, 2016

plumpkin 

Chubby girl, not fat, but not skinny at all.

Katie-she's totally got more mush to push.

plumpkin by sarah January 1, 2005

Plumpkin 

Receiving a blowjob while watching porn while taking a shit.

Your girlfriend gave me a plumpkin and i came.

Plumpkin by Rathskellar June 28, 2010

Plumpkin 

Getting head from a fat girl while taking a shit.

It was like a Blumpkin, only she was a fat bitch and I was in the middle of taking a mean-ass grumper. She was like, " you wanna Blumpkin? " and i was like "naw, more like a plumpkin. "

Plumpkin by Spankytheclosetqueer October 30, 2011

Plumpkin 

When a girl takes a dump on your cock while you're analing here.

No example of plumpkin is needed because the picture created in your mind is enough information.

Plumpkin by JDatx512 August 19, 2008

Plumpkin 

A word used to descride a fat girlfriend. Instead of calling her pumpkin you say plumpkin.

Jen: hey john!
John: hey plumpkin!

Plumpkin by penny_89 February 6, 2010