look up any word, like half chub:
 
1.
Saying that you do or will do something that you won't or don't do.
When a guy tells you he can put in down in bed and never comes through, he's pump faking!!
by Denisha April 30, 2006
 
2.
When a person's actions give the illusion of doing one thing when their intent is another
when a person says I'll call you tonight, but knows that they wont, the other person assumes knowing that, that person lies, says they are probably pump-faking.
by Jeff James Jr January 21, 2009
 
3.
To pumpfake can mean a # of different things and the word can be used in many different ways. In a short, Pumpfake is a form of procrastination yet a bit more Advanced if you will. It can be done Profesionally and at times may also appear obsoleet, only to bend the obvious diagonally opposite itself and leave so much confusion that the original Pumpfaked person(s)completely loses all importance of the Main Subject.---------The Pumpfaker is a rare breed. It takes Extreme Talent to be a successful Pumpfaker.
You're tryin to get up with a friend so he can look out for you. Meeting place Burger King. He tells you to be there on time. As you were, precisely. You wait and wait.
7 minutes pass and you say to your self 2 more minutes.You leave the Burger King 12 minutes later. You pick up your cell phone and call your friend. No Answer. He's Pumpfaking!
a minute later your phone rings. You Answer and he says Dude!!! 'I am so Fackin]! Sorry! I! I! AAHTTTT!!!CLICK
Pumpfaking is not exceptable, will not be tolerated.

Beat Cakes!! don't Pumpfakes!!