look up any word, like b4nny:
 
13.
A really stupid person. See Douche
My sister can really be one dumbfuck.
by Ditto. September 16, 2007
 
22.
Name for the Vice Principal of the high school. A greasy, inadequate douchebag who's afraid of his own shadow and lets everyone walk all over him, including the students he's supposed to be in charge of.
"I've got to go down to the office and see Dumbfuck because I was caught smoking again. Watch me talk my way out of this one."
by KTDigs December 08, 2011
 
23.
a stupid person that does and says stupid things

if u don't know wat dumb fuck means ur dumb fuck
dude 1:damn she gots curves
dumb fuck:no lesbians and gays are curved
dude 1:STFU u dumb fuck
by the.dude.who.knows.more.den.u December 11, 2008
 
24.
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 23, 2011
 
25.
someone without brains,clueless
Dan Totten: pretends to be other people online

EX. "You know that Totten kid, he's such a dumb-fuck"
by 8ballmjg December 31, 2007
 
26.
a serious illness effecting the brain. it can usually come about by a: being dropped on your head as a child. b: getting hit by a speeding bus and surviving. c: any sort of coma you wake up from
"you shit heads got a serious case of the dumbfucks,cant you do anything right?"
by St00pid August 20, 2008
 
27.
Refers to the offspring of two unintelligent people.
Billy was saddened when he found out his parents were dumb, because that makes Billy a dumbfuck.
by wicketwarwick July 02, 2013
 
28.
People who think someone is interested just because you're nice to them, when in truth the only reason you talk to them is to fulfill your "one good deed" for the day! -_-
People named Ricardo...
Ricardo is a dumb fuck!
by I'm not always this mean.. May 17, 2012