Pro piping is what the UNIT clan of CoD calls it when useing the grenade launcher. Also refurred to by the elite few of UNIT clan as Laying Pipe
Keegan121610: Hey SarKIS11, guess what I'm going to do this game?
SarKIS11: what?
Keegan121610: I'm going to go pro piping on all these Noobs!
SarKIS11: Yes!! Lay Pipe big boy!!!!
SarKIS11: what?
Keegan121610: I'm going to go pro piping on all these Noobs!
SarKIS11: Yes!! Lay Pipe big boy!!!!
by UNIT CLAN June 22, 2011
Get the Pro pipingmug. Using an asshole as a way to (reinhale) marijuana. Person A takes a hit and blows it directly into it gaping asshole of Person B. Person B then clenches, and then slowly releases the smoke from their asshole, which Person A then inhales from.
by Psfilmsbob February 25, 2025
Get the Ghost Pipemug. by Pipinghot January 27, 2020
Get the Pipemug. Did you hear about the tarp orgy at the con last week? Washed it down the drain and gave the pipe herpes
by RagingFist81 April 1, 2017
Get the Pipe herpesmug. I'll never know why the protagonist in Conker's Bad Fur Day can't wear mud pipes to withstand the Great Mighty Poo inside his residence of Poo Mountain
by anonymous January 6, 2025
Get the Mud pipesmug. 
