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master cylinder 

A 24oz can of Malt Liquor sometimes referred to as a tall boy. The original Schlitz Malt Liquor had the words "Master Cylinder" written down the side of the can.
More recently it has reappeared on a show entitled Frisky Dingo as a form of pant.
"Gonna get me check, get me a master cylinder, and get f*cked up!

cylinder index 

The total number of internal combustion cylinders in your possession. (vehicles, gas powered equipment, marine and aviation all qualify). Popularized by "Garage Logic" A radio show on Minnesota's AM 1500.
"I have a cylinder index of 48"
cylinder index by Charlie Dank July 28, 2007

master cylinder 

The term was coined in episode 11 of Frisky Dingo. It is the act of wearing a beer can for pants.
Torpedo Vegas: I'm getting furious at you, you don't even have any pants on.
Xander Crews: Neither does he!
Torpedo Vegas: Well he doesn't have a penis! As far as I can tell...
Killface: I - uh -
Xander Crews: Yeah, what is the story on that?
Killface: Oh, like you can talk.
Xander Crews: Hey, my penis fills an entire tall-boy.
Quick cut to Xander, as Awesome X, dancing in front of the X-ticles, naked except for a beercan covering his groin and shouting "Master Cylinder!" through a megaphone. Cut back to Torpedo Jones' lair
Torpedo Jones: Scoffing I'm sure it doesn't fill it.
master cylinder by HC2005 August 30, 2007

Cylinder 

A cylindrical shaped object attached to a larger structure that is stuck inside a mini m&m tube with butter and microwaved mashed banana stuffed inside.
Person 1. “I need help removing a cylinder stuck in a mini m&m tube”

Person 2. “Have you tried sawing the tube?”

Person 1. “It’s imperative the cylinder remains unharmed”
Cylinder by That_is_mine May 29, 2023

Firing on all cylinders 

Work or function at a peak level of performance.

Work as expected, or at 100%
Teller: The lady tried to rob the bank using her fingers as a gun
Police: She doesn't seem to be firing on all cylinders

Colindres 

When somebody likes their own status update on Facebook (especially chronically).
You see that Nehemias over there pulled another Colindres on that pancake booty photo blog he posted?
Colindres by Massive Sigh June 23, 2012
More from Urban Dictionary
A US deep south term for an alligator. Usually used in the Cajun dialect.
Take the big pirogue, I saw a huge swamp dog out there earlier.
swamp dog by Crystal Ambrose May 22, 2006
Word of the Day on October 12, 2026

Throat Sweats 

The feeling and build up in your mouth/throat of saliva that sometimes accompanies nausea.
Oh man those burritos gave me the throat sweats, I hope I don’t have food poisoning.
Throat Sweats by TacoFings420 April 23, 2024
Word of the Day on October 11, 2026
Being ignored by someone when making a statement or asking a question. Also known as blanked and turfed.
Person 1: Did u watch ** last nite?
Person 2:......
Person 3: O no u got aired!
aired by Pietro February 9, 2005
Word of the Day on October 10, 2026

piddlefart

Instead of doing my homework, I decided to piddlefart around for two hours.
piddlefart by Rene April 25, 2005
Word of the Day on October 9, 2026
anyone who succeeds in disgracing/over indulging themselves in the throws of clubland
28 hours and 4 clubs later, gurning for england but still refusing to go home - a total wrongun!!
wrongun by bevvers March 21, 2007
Word of the Day on October 8, 2026

square grouper

Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
square grouper by slipsheet November 6, 2004
Word of the Day on October 7, 2026
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