Double D'er 

Someone with exceptionally large breasts that are at least a size 34 DD

Dude 1: Hey man this chick asked me why people called her a Double D'er in track practice the other day. What should I tell her?
Dude 2: Just let her figure it out man it's not hard.

Double D'er by #Cupcakes April 16, 2017

Double Derp

Anything that is derped more than once.

Hey no double derping

Double Derp by Herpidy derpidy doo June 29, 2011

double derfenstein

When two men of germanic descent trip over something at exactly the same time.

Hans and Finn embarrassed themselves at the party when they double derfensteined over a wire.

double derfenstein by boomorangetang July 30, 2009

Double dog derriere 

The act of inserting not just one, but two hot dogs into the butthole.

"I double dog derriere you to slide these 2 hot dogs into your ass"

Double dog derriere by Steve-o Burrtron August 20, 2023