The person who put Youngjae from B.A.P as the meaning of 'betrayer' here on Urban Dictionary is a dumb fuck
by himpipi February 15, 2013

someone who is so stupid you cant even explain it so you have to use the word dumb fuck to describe them which is even more stupid. this word is only used for those that dont even deserve a real insult.
you are such a dumb fuck.
by guurlsbehindthereddoor July 24, 2011

by Kristin April 23, 2005

Any person on here that says if u are reading this because that's wut this website is made to do u dumb fuck
by Jwrizzle mynizzle June 5, 2018

1. eric hetzel of chantilly, va
2. george w. bush
3. any one with the intelligence of a cockroach
4. McLovin aka sexy burger
synonyms: blonde, dumb shit, r-tard, bush
2. george w. bush
3. any one with the intelligence of a cockroach
4. McLovin aka sexy burger
synonyms: blonde, dumb shit, r-tard, bush
eric: *bikes into a car*
arjun: WOW UR THE DEFINITION OF DUMB FUCK!!!
eric: wut?
arjun: no seriously go to urbandictionary.com...becuz ur now the definition for dumb fuck
arjun: WOW UR THE DEFINITION OF DUMB FUCK!!!
eric: wut?
arjun: no seriously go to urbandictionary.com...becuz ur now the definition for dumb fuck
by Arjun Patel October 3, 2007

A very dumb individual.
Paul: Why is this dumb fuck looking at random words on urban dictionary?
Blart: What do you mean dumb fuck? You do the same thing!
Mall cop: Hey could you dumb fucks stop saying dumb fuck? There are kids in this mall!
Paul and Blart: Fine dumb fuck!
Mall cop: Thank you dumb fucks!
Paul and Blart: You're welcome dumb fuck!
Blart: What do you mean dumb fuck? You do the same thing!
Mall cop: Hey could you dumb fucks stop saying dumb fuck? There are kids in this mall!
Paul and Blart: Fine dumb fuck!
Mall cop: Thank you dumb fucks!
Paul and Blart: You're welcome dumb fuck!
by hejkfdxkjxkjdskjxjkxjmkxjcm May 15, 2018

Meaning a complete stupid ass, see also cunt "Cant understand normal thinking" also means George W. Bush.
Wow, Our president is a complete dumb fuck!
or
Hey Dumb fuck is giving his state of the union addres..
or
Hey Dumb fuck is giving his state of the union addres..
by lordmaji December 29, 2004
