Dunder Cap

Dunder Cap: n \’d:(n-d;(r\ perh. fr. D dondér thunder + n \kap\ ME cappe, fr. OE cæppe, fr. LL cappa head covering, cloke

A contraction of dunce cap (1840) and dunderhead (1625).

An idiot, numb skull, blockhead or dunce. One who does not understand the obvious results of a planned action.

Ah come on you Dunder Caps! Look at what renovations to the Vinoy hotel did for downtown St. Pete! The concerts, the promotions – at Vinoy Park. Please. If that isn’t an example of how to make money on a historic downtown venue I don’t know what is. Are all of you out of work construction workers?

by Lexicaland October 28, 2011

dunder plunger

the piece of meat used to unclog a chocolate cherry chili ring, also known as a butthole.

“I haven’t shit in weeks, I need Big Randy’s dunder plunger to come clean me out and drain my pipes”

by ratcalories January 22, 2022

Dunder

Dunder is a word that can be used for something good but. Usually when you mean Dunder it's not a nice view.....
Dunder is a person that have extremely much body fat.

"Hey do you see that dunder man?"
"No what Dunder?"
"That fucking Dunder over there!"
"Which Dunder!?!?!"
"That Dunder fat motherfucker!"

by Visse April 10, 2018

Dunder-Hoe

A Dunder-Hoe is a person who has watched the office at least 5 times.

"Oh my god, Devin is such a Dunder-Hoe"

"I know, all she talks about is how hot B.J Novak is

by maria_deserved_better February 14, 2019

dunder milf

A cool dude

you are the only sense of reason in this group of dunder milfs

by BJHSILOVEONEDIRECTION March 31, 2019

Dunder head

Informal: a stupid person
Synonym: fool, halfwit, nincompoop, blockbead, dunce, dolt, ignoramus, cretin, imbecile, Dillard, moron, simpleton, clod.

A Sharynism. Denoting someone of low importance and low intelligence.

Everyone knew them to be dunder heads.

by Dizzy_D May 26, 2018

Dunder-Mifflinitech

The merger between Dunder-Mifflin from the television series "The Office" and Initech from the Mike Judge movie "Office Space".

When powerhouses combine, here is Dunder-Mifflinitech.

by InVintor July 13, 2025