Dummy-Dumb Poo-Poo Head 

This used as an act of retaliation in an epic gamer rap battle. This can only be used once in a lifetime by the fiercest of warriors: Chuck Norris] is the only know user. When used 3 bolts of lightning will erupt from the ground into the heart, brain, and anus of your opponent. This will mean you have won the epic gamer {rap battle. This is an epic victory royale.

Kyle: *finishes rap*
You: You are a dummy-dumb poo-poo head!
Kyle: *gets epically clapped*
You: Epic victory royale, broski!

Dummy-Dumb Poo-Poo Head by VeryBigBrainBill605 January 7, 2020

stupid dummy dumb face 

Foster/ e-girl fruti

Foster is a stupid dummy dumb face, and that's a fact

stupid dummy dumb face by IZabEls July 13, 2020

dumb fucking dumby 

a step child. Usually one that annoys the piss out of you and needs to have the shit kicked out of them.

Step Dad: I got home last night and the step kid was being annoying as hell
Man: Tell that dumb fucking dumby to shut the fuck up.

Step Dad: You won't believe what the Dumb fucking dumby did last night.
Man: You mean the DFD.
Step Dad: Yeah him

dumb fucking dumby by step dad February 24, 2008

Dumb of Dummies 

The dumbest person in the world. Of all the dummies this person is king.

Hey dumb of dummies, you just ate 15 tabs of acid.

Dumb of Dummies by unsonny January 10, 2006

Dumby dumb

When someone is an extreme dummy. DUMBY. B for emphasis.
You don't have the big gay, you have the big dumb. Or the dumby dumb.

Oh my God! Did you see how Angela eats her tacos? She eats from the bottom up! She's such a dumby dumb!

Dumby dumb by dumbythicclegend October 11, 2018