pro pipe 

a term given to nade launchers of the game cod4. only a$$holes uses 'noob tube'

whoa man, nice shot with the pro pipe!

pro pipe by teblin February 15, 2009

Cleaning the Pipes 

When you go into the bathroom and you end up taking a shit, pissing, and ending with a good ol' hearty fap.

"What the hell is he doing? He's been in the bathroom for 40 minutes."
"Prolly just cleaning the pipes"

Cleaning the Pipes by SantasTwerkshop December 28, 2013

pro pipe 

A grenade launcher used in Halo reach that takes skill to use.

That guy went 15-0 with the pro pipe on Powerhouse!

pro pipe by Meiru July 27, 2011

meat pipe 

Slang. The genitalia of a male. Penis.

Nothing says 'I love you' like a six inch meat pipe.

meat pipe by Joe December 1, 2003

Cleaning Out the Pipes 

1. Jacking off to dispose of excess cum (if it has been awhile since you last fucked) 2. Jacking off earlier in the day when you will be fucking a hot broad later (in order to last longer)

Since I was seeing Jessica later, I performed a Cleaning Out the Pipes!

Cleaning Out the Pipes by MOCO & P-Phat February 13, 2007

pipe hitter

Some one or a group of people who are willing to go to the extreme in order to get things accomplished. Most commonly refers to the special forces, but is not limited to that. Can also serve as an extreme marksman(s). Someone who will accomplish any task no questions asked. It is rapidly evolving to encompass all those who live life to the extreme.

Black Water is full of pipe hitters, ready to go.
Pipe Hitters Union Creed: "Live extreme, always give one hundred percent and watch your brother's backs."

pipe hitter by Harry Waring March 10, 2008

piper clover 

a fag designated as a look out, while other fags are going at it in the bushes.

i was walking by the sand dunes and i heard whoo-whooo !from a piper clover next thing i knew the bushes were rustling and fags were scampering in all directions.

piper clover by scottl October 21, 2006