Pumper 

The term ladies give to their man friends who do nothing but pump away. These types of men usually can't be bothered to engage in a bit of friendly foreplay. They are often related to the "pump 'n' dump" breed of man.

Andy is dating a pumper again.

Pumper by Turtle dick July 1, 2017

Pumper 

One who removes an arm from a long sleeved shirt whilst grabbing the empty sleeve with his other hand and making a pumping motion with it. The removed arm remains underneath the shirt and is used to thrust through the hole created between the two sleeves.

Pumpers often travel in packs and exclusively listen to KRAT

Pumpers rarely pump it down low, they mostly try to pump it up.

Look at the action he gets when he pumps in that sweatshirt, that guy is a pro pumper, no doubt about it...

Pumper by Tommy PP ROOSTER July 20, 2009

pumper 

(n) Someone who posts on an internet message board in ardent and blind support of someone or something. Generally used for people posting on stock market message boards, and encouraging others to by the stock.

Beware the pumpers on the MSFT board.

pumper by keyshaw June 3, 2004

Pumper 

Replacement word for wanker or cunt

What a Pumper!

Pumper by Rob February 22, 2004

pumper 

A person who remains out in the street, or in a certain location, for the purpose of selling drugs.

I'm pumpin' just like a pumper do. -rapper Jim Jones

pumper by illogiks January 14, 2008

pumper 

A person who remains out in the street, or in a certain location, for the purpose of selling drugs.

I'm pumpin' just like a pumper do. -rapper Jim Jones

pumper by illogiks January 7, 2009

Pumper 

A man who is constantly pumping semen into women

(Barney) After sex, Carol is always so wet from Tommy. He is such a pumper.

Pumper by Burger chew August 3, 2016