by Golden.Dog.Ass August 30, 2006

by Tom Alumyzs July 2, 2008

Shump or Shumpei doesn't have any clear definition. It's meaning has been lost over translation from the ancient world of Japanese. These days, Shumpei or shump can be referred to anything, as a noun, verb, or adjective.
"Let's go shump that nigga up!"
"I got me a 10 dollar shump the other night. Wow, she was worth it!"
"I got me a 10 dollar shump the other night. Wow, she was worth it!"
by Timmy Santino May 24, 2006

by MikeHawk69 September 9, 2012

by Paul Webb December 20, 2006

A cross between a pump and a shoe. they are going to be the next big thing, there are currently a nice pair of Fred Perry's available in Schuh but soon everyone will bring them out.
by THE BADASS DAN June 28, 2009

When a man unleashes two monster size loads into the same persons mouth, but is 2 separate ejaculation, in a short time frame.
Bro 1: I heard you took Sally home last night, bro. What did you do?
Bro 2: She gave me a 2 pump shump!
Bro 1: Dude.
Bro 2: She gave me a 2 pump shump!
Bro 1: Dude.
by BillWiTheScienceFi2 November 7, 2018
