It's not like buckle bunnies are dumb or anything, they were just kind of flaky.
From the denverpost.com
Praise children for their abilities and they'll think they're dumb if they fail.
From the sacbee.com
The result is that it's too dumb to be the former and too slow to be the latter.
From the sfgate.com
Someone as dumb as George W. Bush doesn't belong in Congress and that means you.
From the orlandosentinel.com
Every time you buy a stock you look dumb because it usually goes down afterward.
From the forbes.com
Tipping point is a dumb media description not a scientific or technical reality.
From the independent.co.uk
I got a couple more seconds now that I'm off work to point out how dumb this is.
From the curiouscapitalist.blogs.time.com
Are they trying to say that ceasing to imbibe coffeehouse coffee makes you dumb?
From the thenewstribune.com
There is also a boy in my school who thinks Mexicans and Puerto Ricans are dumb.
From the jsonline.com
More examples
Dense: slow to learn or understand; lacking intellectual acuity; "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray; "dumb officials make some really dumb decisions"; "he ...
Speechless: temporarily incapable of speaking; "struck dumb"; "speechless with shock"
Lacking the power of human speech; "dumb animals"
Unable to speak because of hereditary deafness
(dumbness) denseness: the quality of being mentally slow and limited
In Utero is the third and final studio album by the American grunge band Nirvana, released on September 13, 1993, on DGC Records. Nirvana intended the record to diverge significantly from the polished production of its previous album, Nevermind (1991). ...
"Dumb" is a single by British R'n B group The 411. Released in August 2004, it was included on the group's debut album Between the Sheets. ...
To silence; To make stupid; To represent as stupid; To reduce the intellectual demands of; Unable to speak; lacking power of speech; Of or pertaining to something, especially a person, that is extremely stupid; Pointless, foolish, lacking intellectual content or value
A dumb wine is also a closed wine, but the term dumb is used more pejoratively. Closed wines may need only time to reveal their richness and intensity. Dumb wines may never get any better.