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.
by Vocalsmoothie February 20, 2011
Get the Blunderbus mug.
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!
by TheNix November 5, 2010
Get the Blunderbus mug.
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
by TheBastard Sun March 26, 2015
Get the golden blunderbus mug.