Dumbnuts 

Noun. A cross between a dumbass and numbnuts.

You freaking dumbnuts!

Dumbnuts by AL9000 January 24, 2009

dumbnuts 

said to someone so dumb he cuts his right arm off.

why did you do that dumbnuts

dumbnuts by yuraidragon1 March 13, 2020

Dumbnut 

A person who is acting strange, wierd, funny, or just plain dumb.

Wow Lula, you're such a dumbnut.

Dumbnut by Blah! =P Oscar! April 24, 2010

Dumbnut 

Someone or something who does a stupid mistake

Wow josh forgot his paper what a dumbnut

Dumbnut by Kipperdoodle January 11, 2018

DumbNut 

A Dumb Person Who Cant Just Shut because They're Dumb.

Justin you're a freakin DumbNut

DumbNut by realdefs44 March 14, 2018

dumbnut 

A very stupid or retarded person, most commonly used with males.

"You're such a dumbnut Jeremy!"

dumbnut by dumbnutinthedictionary February 1, 2019

Dumbnut 

Being so dumb that you don’t even remember who u are or what ur doing or why u did/didn’t do it

Brady is such a dumbnut for not asking Bayli out!

Dumbnut by Achecchi200517 October 28, 2018