stupid, dull, dense, crass, dumb mean lacking in power to absorb ideas or impressions. stupid implies a slow-witted or dazed state of mind that may be either congenital or temporary.

Don’t say anything – just act / play dumb (= pretend to be stupid or not to know something).

DUMB definition: lacking intelligence or good judgment; stupid; dull-witted. See examples of dumb used in a sentence.

dumb (dʌm) adj. -er, -est, v. usage: dumb in the sense “lacking the power of speech” is offensive when applied to humans (but not animals), probably because the word also means “stupid; dull-witted.”

Dec 14, 2025 · dumb (comparative dumber, superlative dumbest) (dated) Unable to speak; lacking power of speech. Synonyms: mute, speechless, wordless deaf, dumb, and blind (set phrase) His …

Dumb, mute, speechless, voiceless describe a condition in which speech is absent. Dumb was formerly used to refer to persons unable to speak; it is now used almost entirely of the inability of animals to …

If someone is dumb on a particular occasion, they cannot speak because they are angry, shocked, or surprised.

Dumb definition: Temporarily speechless, as with shock or fear.

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," …

DUMB meaning: 1 : not showing or having good judgment or intelligence stupid or foolish; 2 : not requiring or resulting from intelligence