noun
moron
MAW-ron
noun
1
An insult for a stupid or foolish person.
"Only a moron would leave the car unlocked in that neighborhood."
How to Use Moron
Learner’s notesIn plain EnglishA rude, casual word for someone acting stupidly.
When to use it
Informal and often offensive; the old clinical use as a psychological classification is obsolete and considered outdated and derogatory today.
Common pairings
act like a moron
you moron
Word Forms
morons plural, morons plural
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Etymology
Coined in 1910 by psychologist Henry H. Goddard from Greek mōrós ("foolish, dull"); it was originally a clinical classification before becoming a general insult.