Very similar to the phrases, vagina blocker, cunt Nazi, pussy kryptonite, vagina reflector, beaver dam, pussy blocker, cunt mugger, pussy dodger, snatch repeller, and beaver bandit.

It is used to describe any one person or group of persons that are preventing you from getting your dick wet.
Gavin: "I'm trying to get with Haley! Stop being such a poon paddler!"

Justin: "Wow, back off, all I said was that I had a boner."

Gavin: "Exactly, I think you should probably just leave."

Justin: (Yelling) "Man fuck you, and fuck you Haley! I'm out!"
by BluedudeJM June 15, 2010
Get the Poon Paddler mug.