To have a low amount of intelligence/to make bad choices
It was so dumb of amy to get drunk the day before her midterm

Harold is so dumb it hurts to be around him
by Just oneeeeeer April 20, 2018
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1. Deep Underground Military Base. An imaginary United States controlled military base, capable of sustaining a sizeable population for an extended period of time, situated approximately 4.5 miles (7.24km) underground.
The USA has spent trillions of taxpayer dollars to construct hundreds of DUMBs worldwide.
by redwoodchuck August 11, 2021
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when someone is dumb
- u dumb
+ oh
by Naiapapaya December 3, 2021
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Dumb people are people who refuse to educate themselves on current events and always think they are right about something
She is so dumb she never educates herself on situations like these
by HivAidsSon September 17, 2020
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Finnish League of Legends YouTuber. Is always drunk and lets smaller YouTubers like CruffyDump do his videos. Is also into squirrels
Person A: Hey, do you know Dumbs?
Person B: Oh yeah, that Fortnite YouTuber, right?
by Huntlock May 10, 2019
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