Brexcellent 

1) The opposite of excellent.
2)A completly misguided idea that defies logic and will inevitablely cause massive damage. Used in a sarcastic slow clap style to mock-applaud the logic of people who follow a misguided belief that an action will be beneficial despite all the evidence being to the contrary.

1)Boris - “Lets smash a hole in the hull of our ship, to drain the bilge water”
Me - “That’s a brexcellent idea!”
2)Jacob - “I don’t believe in M.A.D. We should bomb the Russians to show we mean business and strengthen our hand.”
Me - “ Brexcellent! Let’s take back control!👏......👏”

Brexcellent by T-bone D February 4, 2019

Brexcellent 

Brexcellent is to be used generally sarcastically when yet another negative consequence of Brexit is realised. Often accompanied with a cheesy grin and limp thumbs up.

Isn’t all this new export paperwork brexcellent!?!

Brexcellent by Badger Dobson August 17, 2021

grexcellent 

A combination of the words great and excellent. Usually said in a sarcastic tone. It can be muttered, hummed and sighed, all at once possibly.

Guy 1# a huge mutant ant has just done a crap on your car
Guy 2# oh grexcellent!

grexcellent by RandomBiscuitJunkie January 3, 2010

Breckcellent 

In relation to when you have an amazing day riding Breckenridge Mountain in beautiful Colorado.

Can also be used when referring to any person, place, or thing that brings excessive levels of stoke to your day.

Friend 1- Yo, doggus how was riding today?

Friend 2- Breckcellent, kid got those switch backside 1080s on lock and stayed safe all day!

Breckcellent by guacamustachio February 7, 2010

rexcellent 

1. To be both Kingly and excellent;
2. A higher echelon of awesomeness.

"Last night Jimmy chugged 6 beers while raising taxes on his lands!"
"I know, that guy is so rexcellent."

Rexcellent is to awesome, as fucktard is to retard

rexcellent by Nick S. Smith April 12, 2007

Brucellent 

Of the highest or finest quality; exceptionally good of its kind. But better than that. Cause, like, measured by the standard of Bruce, everything else is el lame-o.

"Man, Bruce sure is Brucellent." "Heck yes he is!" "Check it!"

Brucellent by Bruce March 29, 2005

bexcellentilly 

A combination of bitch, excellence and hillbilly.

Bexcellentilly is Commonly used to describe a self-absorbed person with bitch tendencies of rural descent.

bexcellentilly by Standup philosophy August 19, 2018