CNET: How to Turn Your iPhone Into a Dumb Phone and Reduce Your Screen Time How to Turn Your iPhone Into a Dumb Phone and Reduce Your Screen Time 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.

Context Explanation

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). Adjective dumb (comparative dumber, superlative dumbest) (dated) Unable to speak; lacking power of speech. Synonyms: mute, speechless, wordless deaf, dumb, and blind (set phrase) His younger brother was born dumb, and communicated with sign language.

Insight Material

Definition of dumb adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. 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.”