1a : lacking intelligence : stupid pretended to be dumb. b : showing a lack of intelligence asking dumb questions a dumb look on his face. c : requiring no intelligence dumb luck.
Additionally, are you dumb means?
If you call a person dumb, you mean that they are stupid or foolish.
Besides, what does dumb mean in slang?
Why does dumb mean?
Dumb is the Old English word that means “mute, speechless,” and itself came from an even older word dheubh meaning “confusion, stupefaction, dizziness.” Today, dumb still means “unable to speak,” but it doesn’t have anything to do with intelligence. Its other meaning, however, does.