no brain no pain 

A phrase found in a snowboarding magazine circa 1993. Refers to some extreme snowboarders or skateboarders with unusually low pain threshold or exceptional fearlessness.

Look at that crazy snowboarder...no brain no pain.

no brain no pain by theoryladen July 7, 2006

bainshee 

A piece of shit class in Dark Age of Camelot that Mythic won't fucking fix, they cast through walls in a front area cone and wipe 483753 people with just 1.

QQ i died in a keep when they exploited game mechanics.

Incoming bainshee, kill the fucker. Bainshee???? Fucking Gay, GAYSHEE.

bainshee by Ferelenze November 11, 2008

external brain 

A device one uses to record important data such as addresses and phone numbers. Typically a PDA, but can be as simple as a notepad and pen.

Hold on a second, let me put that in my external brain.

external brain by ke6isf March 23, 2004

BIG BRAIN 

BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN BIG BRAIN

IM BIG BRAIN

BIG BRAIN by NINJAISKINDACUTE October 16, 2019

2 A.M. Brain 

A result of staying up into the late hours of the night. Symptoms include tiredness, an urge to laugh at almost everything, strange thoughts, and other typical sleep-deprivation symptoms.

Person A: Check out this snail I found. *holds up snail*
Person B: BAHAHAHAHHAHAHAHA-
Person A: Yep, they’ve got 2 A.M. Brain.

2 A.M. Brain by cntoesussie June 24, 2023

brainer 

Not a no-brainer.

His video timer is such a brainer that he is leaving it flashing at 12:00 AM.

brainer by Milt Alwin March 19, 2009

Brain Freeze

When you do pure cocaine nasally and your face goes completely numb. Also, if you do cocaine sprayed with novocaine or cut with lidocaine.

Riff Raff - Ice on my ear....give me brain freeze.

Brain Freeze by Loki420 December 29, 2012