1.Red Formen says this a lot.

2.An idiot that tries to get himself (or herself) killed.
1.Red:"You Dumbass!"

Eric: "That one I may have to give you this time."

2.Someone that jumps off a building for fun.
by lev1234567 June 21, 2009
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Someone who is not only dumb, but an ass.
"Frank, you stupid son of a bitch, you're a dumbass."
by David December 03, 2003
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Anybody that puts any information about themselves or anybody they know on UrbanDictionary.com that nobody cares about or will ever take the time out of their day to look up. These people have way to much spare time and basically polluting a great website.
I take time out of my day to edit good definitions, NOT A BUNCH OF BULLSHIT SOMEBODY WILL NEVER READ! I HATE DUMBASSES!
by .....Unknown..... March 04, 2009
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1. A person of ignorance or arrogance
2. The KKK
3. A person who thinks they know something and refuses to accept the truth of their knowledge
by Legato Bluesummers November 04, 2003
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1.a person who does something stupid.
2.a pet name for your stupid buddies.
4.a person who does not know the meaning of dumbass.
1. guy 1: that dumbass jumped off the cliff.
guy 2: well, at least he's not a pussy.
guy 1: you're a pussy.

2. how the hell are ya, dumbass?!

3. by sitting and reading this, you have confirmed you are a dumbass.
by Dumbass Larry November 21, 2007
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Something people call me just because i have a Low IQ. i take this term seriously and i dont think its funny. It's another word for a stupid person or someone who is no good at anything. Its an insult.
I was in special ed. Some kids call me dumbass but I just have a low IQ.
by Michael Rehmeyer November 26, 2007
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a person who acts like a morron and makes people laugh and does not realise that the people r laughing at them not with them
by roya January 27, 2004
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