look up any word, like donkey punch:
 
2.
The weakest, most funny looking robot boss in Mega Man 10. Takes a minute to beat at the most, and rewards you with one of the worst weapons you could ever get in a video game.
I beat Pump Man in thirty seconds on the hard difficulty!
by u_no_who_right March 11, 2010
 
1.
A person who operates concrete pumps usually high on meth because he works 90 hrs a week.
that fucking pumpman almost knocked my ass off the wall because he was tweeking so bad
by pumpman June 03, 2005
 
3.
A man that does rape for hire jobs. He enjoys his work but his main motivation is money. They are also often hit men.
John is a pump man.
by Deep blue 2012 November 02, 2009