Urban Dictionary Dumbass 

Someone who writes Urban Dictionary definitions about themselves, or people who they know, but who are not famous. Esp. when those definition is "*insert name here* is very cool and attractive."

Person 1: Hey! Jeremiah defined himself on Urban Dictionary!
Person 2: What an Urban Dictionary Dumbass...

Urban Dictionary Dumbass by Snowskeeper February 25, 2013

Professional Dumbass

Someone who does stupid shit so often, they somehow become proficient at doing it well

Stan is a professional dumbass, he keeps getting himself out of stupid situations

Professional Dumbass by Garlic S August 25, 2020

dumbass dad 

When ur dad is a asshole who is emptyheaded and has now real brains but acts like he knows about anything

I have a dumbass dad i think just knowing him makes me stupid

dumbass dad by .Pyro. March 1, 2018

dumbass people 

People whom do not have any common sense what so ever and continuously do stupid things over and over and over again never learning from their mistakes.

human beings are dumbass people.

dumbass people by sfol November 2, 2013

dumbass 

a person/animal/other organism that does actions/things that are unfavorable and seen by others as stupid, it's also an insult to a person who is pea-brained.

bosco:10+10 is not twenty it don't have ten in it!
Damien: bosco u fucking dumbass it doesn't need to have that to be twenty
Ben:seriously bosco, did you skip 1st grade or something?

dumbass by a wild bandaid May 7, 2017

Fucktard Dumbass 

Someone who has screwed up so many times that they earn the title of a fucktard AND a dumbass. It's usually used on Ex's (mostly boyfriends) that fuck up big time and continuously lie to get try and get out of trouble, but end up in deeper shit.

"my ex boyfriend is such a fucktard dumbass! he lied about his parents not wanting us to be together!"

Fucktard Dumbass by Random girl May 25, 2012

Urban dictionary dumbass 

A person who gives a dumbass definition for something on urban dictionary

Hey I wonder what ascot means Ill search it on urban dictionary. Ascot : slang for yo ass got bigger. Wtf a real urban dictionary definition would be that thing Fred wears around his neck on scooby doo wow this guy is an urban dictionary dumbass

Urban dictionary dumbass by Mreraofawesomeness July 29, 2012