dumbest

ADJECTIVE

unable to speak

Synonyms

STRONGEST

speechless

WEAK

at a loss for words inarticulate incoherent mousy mum mute quiet silent soundless tongue-tied uncommunicative voiceless wordless

Antonyms

WEAK

bright intelligent sharp smart speaking

ADJECTIVE

stupid, unintelligent

Synonyms

STRONGEST

dull foolish

WEAK

dense dim-witted doltish feebleminded moronic simple-minded thick

Antonyms

WEAK

bright intelligent sharp smart speaking

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

NBA legend Charles Barkley branded the San Antonio Spurs "the dumbest basketball team in the history of civilisation" after the New York Knicks pulled off the biggest comeback in NBA Finals history.

From BBC • Jun. 11, 2026

Siri is one of the dumbest chatbots on the market.

From The Wall Street Journal • Jun. 5, 2026

But because we keep implementing them in literally the dumbest way possible, they have all the downsides and none of the upsides.

From Slate • Apr. 22, 2026

“Bankrupt Alex Jones … says some of the dumbest things,” Trump wrote.

From Salon • Apr. 9, 2026

They were the dumbest kids in school, but they never missed a single day.

From "Bless Me, Ultima" by Rudolfo Anaya