idiot
B2Informal, potentially offensive/pejorative. Use with caution; can be considered rude or insulting.
Definition
Meaning
A person of very low intelligence; a stupid person.
In informal use, someone who acts in a foolish or thoughtless way. Historically, a term for a person with profound intellectual disability (now obsolete and offensive in this sense).
Linguistics
Semantic Notes
Primarily a noun. Carries strong negative judgement. Its clinical/medical historical usage is entirely deprecated. Modern use implies blameworthy foolishness rather than innate lack of capacity.
Dialectal Variation
British vs American Usage
Differences
Usage and offensiveness are broadly similar. Slightly more likely to be used humorously or lightly among close friends in the UK.
Connotations
Both: Strong insult. Conveys contempt, frustration, or dismissal. In very casual, jocular contexts among peers, it can be softened (e.g., 'You idiot, you locked the keys in the car!').
Frequency
Common in informal speech in both varieties. Generally avoided in polite, formal, or professional contexts.
Vocabulary
Collocations
Grammar
Valency Patterns
[Subject] be an idiot[Subject] call [Object] an idiot[Subject] feel like an idiot for [Verb-ing]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “idiot savant (dated/offensive)”
- “village idiot (historical/derogatory)”
- “idiot wind (from Bob Dylan song)”
Usage
Context Usage
Business
Highly inappropriate. Could constitute harassment.
Academic
Not used, except in historical or linguistic discussion of the term.
Everyday
Common in informal, heated, or jocular speech among familiars. Risky with strangers.
Technical
No technical usage. Obsolete in medical/psychological contexts.
Examples
By Part of Speech
verb
British English
- (Rare, informal) 'Stop idioƫing about and focus!'
American English
- (Rare, informal) 'He's just idioƫing around instead of working.'
adverb
British English
- (Very rare, non-standard) 'He was driving idiƫly slow.'
American English
- (Very rare, non-standard) 'She grinned idiƫly at her own joke.'
adjective
British English
- (Informal) 'That was an idiot thing to do.'
- 'Don't be so idiot.'
American English
- (Informal) 'She made an idiot comment during the meeting.'
- 'It was a completely idiot move.'
Examples
By CEFR Level
- He is not an idiot; he is just learning.
- I felt like an idiot when I forgot her name.
- Only an idiot would try to fix a plugged-in toaster.
- She called me an idiot for losing the tickets.
- The politician's idiotic remark was reported in all the newspapers.
- In hindsight, my decision was that of a complete idiot.
- The play's protagonist is not a villain but a well-intentioned idiot, whose foolishness triggers the tragedy.
- The policy was derided by experts as intellectually bankrupt and idiƫic in its assumptions.
Learning
Memory Aids
Mnemonic
IDIOT: Imagine someone asking 'ID, I owe what?' at a bank – a very foolish question.
Conceptual Metaphor
STUPIDITY IS A LACK OF LIGHT/MIND: 'He's in the dark', 'mindless'. STUPIDITY IS SLOWNESS: 'dull', 'slow-witted'.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Direct translation 'идиот' exists and is similarly offensive. Be aware that using the English word with a Russian accent might sound affected. The connotation is identical: a strong insult.
Common Mistakes
- Using it in formal writing or to address someone directly. Spelling: 'idot' (missing 'i'). Pronunciation: stressing the second syllable (/ɪˈdaɪ.ət/ is incorrect).
Practice
Quiz
In which context would using the word 'idiot' be LEAST appropriate?
FAQ
Frequently Asked Questions
It is considered a strong insult or pejorative term, though not typically among the most severe swear words (profanities). It is rude and offensive in most contexts.
'Idiot' is primarily a noun labeling a person. 'Stupid' is primarily an adjective describing an action, idea, or person's quality. Calling someone 'an idiot' is often more direct and personal than saying 'that was stupid'.
Yes, historically in psychology/psychiatry, it was used as a technical classification for a person with the most profound level of intellectual disability. This usage was abandoned in the mid-20th century as it became pejorative and was replaced with more precise, neutral clinical language.
Yes, but with extreme caution and only in established, close relationships where the tone and context clearly signal playful teasing rather than genuine contempt (e.g., 'Oh, you lovely idiot, you tried to bake me a cake!'). Misjudging this can cause serious offence.