Blunderbus 

A life-altering, extremely messed up mistake, usually referred to in jest, but in actuality, quite serious.

Man, getting totally fucked up last night, jumping off a bridge, breaking every bone in my body and ensuring myself a life of paralysis was a mightily defunct blunderbus.

Blunderbus by Vocalsmoothie August 16, 2011

Blunderbus 

A charabanc for bastards.

Agent 1: Look, here comes our ride.
Agent 2: Man, that's the blunderbus. Weren't your parents married?
Agent 1: Oops! My bad!

Blunderbus by TheNix November 6, 2010

golden blunderbus 

Comes from the base of flooding the cave, but after peeing in the butt she farts it right back atcha like a golden shower

my gf wanted me to flood her cave but then she golden blunderbus'd me and ruined the sheets

golden blunderbus by TheBastard Sun March 29, 2015

Blunderbussin Shmogoggular 

A person who has reached the pinnacle of whatever it is that can be, this person is beyond time space and existence as we know it. To be called this is confirmation that you are one of the most based individuals to ever exist.

"That bloke is a real Blunderbussin Shmogoggular"

Blunderbussin Shmogoggular by ^Tree July 9, 2022

flarpy blunderguff 

Word made up by CBS for the show Criminal Minds. Episode titled The Black Queen, aired 01-05-14. Show hinted it was a sexual act involving food and oil based paint. Fans quickly searched the internet for a definition, but since it was a made up word, no definition exists. "Flarpy Blunderguff" quickly trended on social media sites such as Twitter and Facebook.

"I'm going to tell you but first I have to explain in explicit, sexually inappropriate detail what a flarpy blunderguff is." -Penelope Garcia

flarpy blunderguff by C.M.fan January 23, 2014

Blunderbirds 

Matt Lowne’s KSP rescue squadron.

Yes! It’s the incredible adventures of Jebediah and his crack team of Kerbalnauts,
They are: THE BLUNDERBIRDS!
Saving the Kerbin race, one stranded explorer at a time.

Blunderbirds by The Blunderbirds November 28, 2020

blundergunt

An individual that is chronically accident prone and socially undesirable

I knew this character named CJ and my god was he a BLUNDERGUNT!

blundergunt by Jimgle July 17, 2014