potblack 

Totally NOT fictional sexual relationship between James Potter and Sirius Black while they were at Hogwarts.

"OmG i ReAd sOmE wElL fIt PoTbLacK tHe OthEr Day!!1"

potblack by Moohead<3. August 21, 2007

potblack service 

a word used wen kim makes silly mistakes around the kitchen fukin douchebag

kims a stooooooooooooooooge ... haha service....

u need to say kim potblack service u fukin stoooge

potblack service by Ginja Ninja January 11, 2008

Potblock 

To block someone from hitting more marijuana, usually mid-rotation on a piece or bleezy or spliff. Similiar to a cockblock.

Potblock scenario
Ronald was about to take his hit
Zackary says, "No I think you have had enough man." and sticks his hand in front of the piece, blunt, spliff.

Potblock by Willup December 19, 2008

potblock 

One who prevents another from smoking marijuana, either at a party or in an informal situation.

I wasn't able to get high last night because Kim was a potblock.

potblock by HanPie July 7, 2009

potblocker 

one who does prevents a person from consuming marijuana at 4:20

Pothead-"We're gonna go smoke, you in?"
Random Person-"I'M CALLING THE POLICE NOW!"
Pothead-"Man, what a potblocker"

potblocker by vpossible March 22, 2010

Potblocked 

When someone blocks you from getting marijuana such as cops, people,etc.

Wolverine:Yo those cops just busted our dealer!
Casanova: Shit man we just got potblocked!

Potblocked by Prototype On The Beat March 30, 2010

Potblock 

A mental block instigated once sober on imagined and creative ideas/visions conceived or envisioned whilst high.

Guy 1: "Dude, I had a bitchin' idea for creating world peace toking yesterday."

Guy 2: "What was it?"

Guy 1: "Can't remember, totally potblocked ."

Potblock by Zonkles June 17, 2010