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omnishambles

(UK, informal, chiefly, politics) A situation that is bad or mismanaged in every way.

ˈɒmniˌʃæmbəlzDocumented since 2000s2000sGen ZCurrent198 viewsLast reviewed Jun 29, 2026+ Add a definition
🇬🇧 British & Irish slang
1 definition
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Etymology timeline

Born ~2009 · 1 year of recorded use
2009Born2026: 2 citationsToday, 2026
Late-Millennial / Web 2.0 eraSee decade cohort →

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Definitions

UK
#1·Apr 27, 2026UK

(UK, informal, chiefly, politics) A situation that is bad or mismanaged in every way.

See it in action
  • “Seen a lot of nonsense in my life, but a President hiding under the covers and pretending a war is over because he started it for no good reason and then bungled it so badly, while the whole world deals with the negative consequences...this is a new terrain of omnishambles.”

  • “It may officially be time to call the #2026WorldCup an omnishambles - www.fieldofschemes.com/2026/05/05/2... oh, what a pity...”

Between the car accident, the food poisoning and the lost keys, the holiday was an omnishambles.
Origin: From . Introduced by the television show The Thick of It in 2009. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).
For parents

"omnishambles" means: A situation that is bad or mismanaged in every way.. This is informal slang, common in casual speech, texting and social media, but not appropriate for school work, applications or professional settings. There is no real cause for concern in itself; it is everyday peer vocabulary. If your child uses it, a light comment about audience and register is usually enough — no need to escalate. Context, more than the word, tells you whether to follow up.

For ESL learners

"omnishambles" means: A situation that is bad or mismanaged in every way.. Register: informal slang, fine in casual conversation, texting and social media but not in academic essays, business writing or formal speech. Note the regional or dialect label (UK) — usage may sound odd outside that variety. A common non-native mistake is to use the word in the wrong register, or to assume one fixed meaning when it is actually polysemous; always check the surrounding register and the audience before producing it yourself. In formal writing, prefer a neutral synonym or a short descriptive phrase, and use this word only when you have heard or read it being used naturally in a comparable context.

Heard in the wild
  • “Seen a lot of nonsense in my life, but a President hiding under the covers and pretending a war is over because he started it for no good reason and then bungled it so badly, while the whole world deals with the negative consequences...this is a new terrain of omnishambles.”

    — Bluesky· May 2026
  • “It may officially be time to call the #2026WorldCup an omnishambles - www.fieldofschemes.com/2026/05/05/2... oh, what a pity...”

    — Bluesky· May 2026
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For specific readers

"omnishambles" means: A situation that is bad or mismanaged in every way.. This is informal slang, common in casual speech, texting and social media, but not appropriate for school work, applications or professional settings. There is no real cause for concern in itself; it is everyday peer vocabulary. If your child uses it, a light comment about audience and register is usually enough — no need to escalate. Context, more than the word, tells you whether to follow up.

Why is this section here?

Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.

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UK

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🇬🇧About British & Irish slang slang

UK and Irish slang — Cockney, Scouse, Geordie, Yorkshire, Glaswegian, Brummie, Welsh, West Country, plus Irish English. Centuries of regional dialects feeding into modern British and Irish street talk.

See all British & Irish slang slang on Slangora.

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