fuck off

High in informal, confrontational contexts.
UK/ˌfʌk ˈɒf/US/ˌfʌk ˈɔːf/

Vulgar, offensive, highly informal. Taboo.

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Definition

Meaning

A strong, offensive command to someone to go away or leave.

Can express extreme irritation, dismissal, disbelief, or as an intensifier to emphasize anger or rejection. Also used as a vulgar exclamation of surprise.

Linguistics

Semantic Notes

Primarily an imperative command. Can be used as an interjection or, in some dialects, as an adjective (e.g., 'fuck-off expensive'). Its force is derived from the taboo nature of the root word.

Dialectal Variation

British vs American Usage

Differences

Both use it with the same core meaning. 'Fuck off' as a dismissive interjection ('Fuck off! You're joking!') may be slightly more common in UK speech. The adjectival use ('a fuck-off big truck') is strongly associated with British and Australian English.

Connotations

Equally offensive and confrontational in both varieties.

Frequency

High frequency in comparable informal/confrontational settings in both regions. Possibly perceived as slightly more 'British' in global media due to its prevalence in UK films/TV.

Vocabulary

Collocations

strong
just fuck offfuck off out offuck off and die
medium
told him to fuck offwhy don't you fuck off
weak
fuck off matefuck off will you

Grammar

Valency Patterns

[Imperative] Fuck off![Subject] told [Object] to fuck off.Fuck off [Prepositional Phrase] (e.g., fuck off out of my garden).

Vocabulary

Synonyms

Strong

piss offbugger offsod offget lost

Neutral

go awayleaveget lost

Weak

scrambeat itshoo

Vocabulary

Antonyms

come herestaywelcome

Phrases

Idioms & Phrases

  • Fuck off and die (extreme dismissal)
  • Fuck-off large/huge (adj., emphatically large)

Usage

Context Usage

Business

Unacceptable; would constitute gross misconduct.

Academic

Unacceptable in any context.

Everyday

Used only in very casual settings among close friends (often jokingly) or in serious confrontations. Highly risky.

Technical

Not applicable.

Examples

By Part of Speech

verb

British English

  • He wouldn't stop bothering me, so I finally told him to fuck off.
  • Just fuck off, will you? I'm trying to concentrate.

American English

  • She told the aggressive salesman to fuck off and slammed the door.
  • If you're not going to help, you can just fuck off.

adverb

British English

  • (Rare, as intensifier) It was fuck-off difficult to get tickets for that show.

American English

  • (Extremely rare in standard usage)

adjective

British English

  • He drives a fuck-off great motorbike that you can hear from a mile away.
  • That's a fuck-off amount of money to spend on a watch.

American English

  • (Less common, but understood) He had a fuck-off huge pickup truck with massive tires.

Examples

By CEFR Level

A2
  • (Not taught at this level due to offensiveness)
B1
  • (Not taught at this level due to offensiveness)
B2
  • In the film, the character angrily told his rival to 'fuck off'.
  • It's important to understand that this phrase is very rude and can start a fight.
C1
  • Utterly exasperated, she finally snapped, 'Oh, just fuck off, the lot of you!'
  • The phrase can be used adjectivally in some dialects, as in 'a fuck-off mansion', to denote obscene scale.

Learning

Memory Aids

Mnemonic

Rhymes with 'truck off' – imagine angrily telling a noisy truck to 'drive off' but with the strongest possible 'F' word.

Conceptual Metaphor

REJECTION IS PHYSICAL REMOVAL / DISMISSAL IS A SEXUAL TABOO ACT.

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

  • Not equivalent to the casual "уходи" (go away). Closer to "пошёл вон" or "пошёл на хуй", which are severe insults.
  • Do not use with strangers or in polite company under any circumstances.

Common Mistakes

  • Using it playfully with someone who doesn't share that level of familiarity.
  • Using it in a non-imperative form incorrectly (e.g., 'He fucked off me' is wrong; 'He told me to fuck off' is correct).

Practice

Quiz

Fill in the gap
After the third insult, Mark had had enough and yelled, '!'
Multiple Choice

In which context would 'fuck off' be MOST inappropriate?

FAQ

Frequently Asked Questions

Yes, but only among very close friends who have an established, jocular relationship where such taboo language is mutually understood as non-serious. The risk of causing offence is extremely high.

Yes. 'Fuck off' is generally considered the strongest and most direct of these vulgar 'go away' commands, due to the central taboo status of the word 'fuck'.

It is a phrasal verb (verb + particle). The imperative form is most common ('Fuck off!'). In reporting, it is used with verbs like 'tell' or 'say' ('He told me to fuck off').

Its offensiveness comes almost entirely from the word 'fuck', which remains one of the most powerful taboo words in English, associated with extreme violation of social decorum. The command itself is intentionally brusque and dismissive.