Backnut 

To attack someone from behind (whether it being a kick, punch, or headbutt) resulting in damage to the person's testicular region. A very painful and unexpected experience.

Reginald called me a bad word - I am so going to backnut him.

Backnut by Inder-House August 28, 2010

backcut 

Term used in school where a kid is in line for the beanery, cafeteria food, or vending machine, and you allow a friend to cut behind you to skip the other students in line to avoid waiting longer.

Can be used for anything else where kids are lining up to purchase something.

Dude let me cut you!

You can backcut me.

backcut by Shock Smoove January 18, 2011

Barknuts 

n: person who more so resembles a gorilla then an actual human being. This creature will tend to be highly absent minded and will make sporadic and uncontrolled movements.

Look out! There's a barknuts up there. He's about to jump off a cliff in hopes of finding his keys.

Barknuts by Schleeblee February 3, 2010

blackout or backout 

The point in the night where you must decide to either stop drinking (back out) or drink past the point of remembering what happened (black out).

(via TFLN)
she keeps giving me cups of everbeer.. its everclear and beer mixed. i guess its blackout or backout time

blackout or backout by bytesmith January 27, 2011

bucknutted 

Verb describing the complete ruination of a message board poster who persists in defending a simple mistake or accidental double-entendre.

That guy really bucknutted himself on the thread this morning!

bucknutted by Steve Obsessive September 2, 2008

bucknutty 

crazy

That guy was bucknutty.

bucknutty by seth July 16, 2003

the great backout of 2003

A major blackout in the northern United States and Canada that occured on August 14 which left millions of people without power and in the dark for over 20 hours

I survived the Great Blackout of 2003

the great backout of 2003 by MyFavoriteYearIs2003 August 7, 2005