Blunder

A grievous mistake that embarrasses (or should embarrass, at least) the committer.
Only after leaving his office did Mark realize his blunder: he had put his tie on backwards.
by Diggity Monkeez April 08, 2005
mugGet the Blundermug.

Blunder

A YouTuber and Twitch streamer that plays Pokemon Showdown. Known for his hit series such as "BL Knights". Famously switched his Swampert on Will-O-Wisp from Rotom-Wash during SPL. Also goes by ThunderBlunder777.
Blunder: Watch this
Pokeaim: Blunder no you will lose the game
Blunder: Fuck it
Pokeaim: I TOLD YOU NOT TO DO THAT WE LOST.
by UrAverageHuman March 04, 2021
mugGet the Blundermug.

Blunder

Collective noun for managers.
A blunder of managers.
by webmeister January 06, 2004
mugGet the Blundermug.

Blunder

A breakfast meal, between the hours of lunch and dinner.
That party was crazy last night. I can't believe we slept until 2 pm. Let's go get some blunder.
by The Real Mr. Turbo July 16, 2015
mugGet the Blundermug.

Blunder

Forced anal intrusion, usually with a massive rubber implement.
Broady - I'm gonna blunder that bird with massive tits I tell you.
Robbo - Yeah, I got blundered the other night by 6 blokes, it was great.
Broady - Get away from me.
by David J Wild June 25, 2008
mugGet the Blundermug.

Blunder

An accsident prone person
look out its Super Blunder
by Anonymous September 17, 2003
mugGet the Blundermug.