get someone's back up

verb

"get-someone-s-back-up" is a 17-letter English headword indexed on PlainSpell.

The verdict

“get someone's back up” is outside the top-ranked English vocabulary, used as a verb - the kind of word writers most often double-check.

Unranked
below top-frequency English
21
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To annoy or anger someone.

Key facts for get someone's back up
PropertyValue
Headwordget someone's back up
LanguageEnglish
Part of speechVerb
Letters21
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “get someone's back up” sits in English frequency

get someone's back up falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for get someone's back up is 21 letters long, classified as a verb. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. The dominant gloss from Wiktionary reads: "To annoy or anger someone.".

Zero misspellings are on record for get someone's back up in our index, a sign its spelling follows regular English conventions. We don't track a confusable pairing for this entry, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

No borrowing history is documented for this entry, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is get someone's back up, spelled G-E-T- -S-O-M-E-O-N-E-'-S- -B-A-C-K- -U-P.

Definition

  1. 1
    To annoy or anger someone.

Synonyms

annoy and Thesaurus:enrage

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "get someone's back up"?
"get someone's back up" is spelled G-E-T- -S-O-M-E-O-N-E-'-S- -B-A-C-K- -U-P.
What does "get someone's back up" mean?
As a verb, "get someone's back up" means: To annoy or anger someone.
What language does "get someone's back up" come from?
"get someone's back up" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “get someone's back up”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is G-E-T- -S-O-M-E-O-N-E-'-S- -B-A-C-K- -U-P - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list