Words similar to dumb

Example sentences for: dumb

How can you use “dumb” in a sentence? Here are some example sentences to help you improve your vocabulary:

7. "Linux maker VA Linux went public today at an offering price of $30, but the first trade was at $299 . Don't you have to believe the guy who bought that first block of stock was doing it just so he could say, 'Yes, I was that dumb'?"
The president is lucky to have such dumb enemies, opine Krauthammer and Mara Liasson ( Fox News Sunday ).
No, the reason I can't buy into the New Economy is actually very simple: Despite all the incentives, I can't bring myself to endorse a doctrine that I know to be just plain dumb.
I know this sounds dumb.
Losing his life savings to a menacingly fey Russian gangster (John Malkovich) in the first 10 minutes, Damon's Mike has you rooting for him not only to get payback from the weird Russki but to take what he can off anyone dumb enough to sit across a card table from him, accepting the rightness of the line "It's immoral to let a sucker keep his money."