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.

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

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

Nov 12, 2025 · Adjective dumb (comparative dumber, superlative dumbest) (dated) Unable to speak; lacking power of speech. synonyms quotations Synonyms: mute, speechless, wordless deaf, dumb, …

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

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.”

Synonyms for DUMB: mute, silent, inarticulate, mum, speechless, voiceless, dense, wordless, dull, quiet, stupid, asinine, foolish, idiotic; Antonyms for DUMB ...

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 …

dumb meaning, definition, what is dumb: stupid: Learn more.

There are 28 meanings listed in OED's entry for the word dumb, one of which is labelled obsolete, and four of which are considered offensive and derogatory. See ‘Meaning & use’ for definitions, usage, …