Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

moron

noun [C]
 
 
/ˈmɔː.rɒn/ US  /ˈmɔːr.ɑːn/ informal

Definition

a very stupid person: Some moron smashed into the back of my car yesterday. [as form of address] You moron!Stupid and silly people
(Definition of moron noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of moron

“moron” in other dictionaries

Word of the Day

jettison

to get rid of something or someone that is not wanted or needed

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More