1. The art or practice of being a dumbfuck.
2. The state or condition of being a dumbfuck.
by T. Strange May 29, 2003
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An act of extreme stupidity causing mayhem in one's own and especially others' lives on a very large scale.
Trump's dumbfuckery knows no limits.
by Keeper of Critters January 28, 2017
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the act of being dumb, while being a fuck.
running outside in the winter butt-naked is dumbfuckery.
by Rjay Santiaguel February 5, 2006
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Any stupid and idiotic comment, rule or law, based on ignorance, prejudice, or inflexible dogma.
Opinions and thoughts based on assumptions
Arguments by people who do not understand logical fallacies

Laws that are antiquated
Pitbulls are evil and mean
Marijuana is a gateway drug
I know global warming is a fact because its hot outside
Anyone who thinks Trump is bad but is okay with Bill Clinton
All examples of dumbfuckery
by wicked hazel July 20, 2018
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