someone who tries to define a word and doesn't even know how to spell "definition"
Who is the dumb fuck that doesn't know how to spell?
by kuntrysgirl December 30, 2005
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Somebody born on accident as a result of the parents being dumb and not wearing condoms. "Dumb fuck" is an insult often used against stupid or ignorant people, or by ignorant people against people that are actually smarter than them.
1. Pi is actually 3.14.

2. SHUT THE FUCK UP DUMB FUCK.
by machonacho November 15, 2009
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Anyone who searched this word in urban dictionary.
If you searched this word on urban dictionary, then you're a dumb fuck.
by Rotten Turkey May 24, 2021
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when your boyfriend says something that he shouldn't but doesn't understand how much a loser he made himself appear
by F@!+H December 12, 2006
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Someone who repeats an action over and over again, expecting a different result"....
George Bush: 'how'bout i bomb this....yeah oil prices/terrorism..GUNS'...dumb fuck
by Jonny Howard October 12, 2006
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someone who just spilt punch soda on their shirt
me, i just spilt punch soda on my shirt
by dumbfuck September 10, 2003
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