rolling a one

Failing at a task or fumbling a job/task/situation; usually something simple. Based on the twenty-sided dice system used in games such as D&D, in which rolling a one usually constitutes an automatic failure (called a "fumble").

When he was unable to repeat what his Professor had lectured at him, James made a claimed of rolling a one on his "Listen Check".

by Michael S. Freitag September 28, 2005

one hell of a

Used to emphasize the exaggeration of a noun to a positive extent. Other variations include: "one heck of a", "heck of a", or "hell of a".

"That Lamborghini is one hell of car!"

"This is one heck of a job to clean up."

"You're one hell of a kid!"

by Chris's_Zen May 05, 2013

Jam One

The human beatbox. The greatest beatboxer ever. There will never be no greater.

Oh shit, check out Jam One!

by Sweetness666 September 14, 2006

Number one

When you pee/piss/urninate.

Hey I'll be right back. I've got to go take a number one!

by yowhatstheshitsnoopdoggie June 29, 2016

Face one

v. to smoke blunt or L to the face (by yourself)

I had such a long day, I think I might go face one.

by bluntsandcunts December 14, 2010

One-upper

A one-upper who always has to be bigger or better than you. If your uncle has 20 ft. boat, his uncle or cousin has 21 ft. boat. A one-upper never loses in the world of story-telling.

Chris is a nice guy, but he's a big one-upper. He always follows my stories with a better one!

by MAP08 July 05, 2007

one speed

all at once or continuing something without stopping

Let's do this one speed - right here, right now.

by IPSOFACTO July 07, 2008