Dumb shit is not necessarily an insult, it can also refer to illogical or irrational feats of greatness.
Announcer: "That homerun was hit over 500 ft!"

Me: "DUMB SHIT!"
by mr dumb shit February 11, 2014
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n. An incredibly stupid idiot

refers to some dumb situation, person, or thing

moronic excrete
Frustrated Mario guy: "Why the fuck are you eating the ceiling, you dumb shit!" Dumb shit Dumb Shit
by The Stealth Brick February 8, 2010
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the act of fucking a woman who is considered dumb i.e blonde then fucking her up the ass then wanking on her shit hole
This act is fucking sick and should not be tried at home as it will result in the police being called.
Please delete if you want, but it's gotta be said, right?
DON'T CENSOR ME!!
by Corpse July 25, 2004
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When another person purposely doesn’t know something (or pretends he/she can’t figure something out) in order to hassle you or make your life difficult.
I laid the whole job out a head of time and at the last minute Marty dumb-shitted me about the job location. He demanded directions and a map for a location I know he drives by everyday…so I had to scramble to get him the info that I know he already knows...and I got blamed for the job starting late.
by ~Foo Fighter~ April 26, 2007
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When someone post a dumb shit definition on urbandictionary.com...

When u post a inside joke between you and your boss...
Or when you post a definition that is in the real dictionary...
Its dumb and not intresting to read..

And I will make fun of you and call you a dumb shit!!
Boss poop: my boss takes long in the bathroom so her nickname is poopie boss...

Gay dumb and stupid...
You can do better you dumb shit!!
by jaoni November 17, 2011
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Doing really idiotic stuff and calling yourself a scientist cos why the fuck not
Generally used in video games
Bob: hey bro les jump on Fortnite and do some dumb shit so we become dumb shit scientists
Jake: Ye man
by Dat boi’s dad October 16, 2018
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