Meaning & use

moron

noun·Everyday

Last updated

an informal, insulting term for a very foolish or stupid person.

See it in a sentence

Only a moron would leave the car keys in the ignition overnight.

He felt like a moron after realizing he'd been arguing about the wrong date.

A note on using this word

Moron was once a formal psychological classification but is now used only as an informal insult; the older clinical use is obsolete and considered offensive today.

Words with a similar meaning

foolidiot

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Words with an opposite meaning

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