thumbs up

noun

"thumbs-up" is a 8-letter English headword indexed on PlainSpell.

The verdict

“thumbs up” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A gesture signifying approval or okay; a thumb pointing up out of a fist.

Corpus desk

Index EN-thumbs-up · thumbs up · English

thumbs up · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "T" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for thumbs up
PropertyValue
Headwordthumbs up
LanguageEnglish
Part of speechNoun
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “thumbs up” sits in English frequency

thumbs 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.

Rare enough to double-check

thumbs up is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

Our edit-distance generator produced no likely misspellings for thumbs up, a straightforward case of a spelling with little room for common typos. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: Said to refer to the signal of approval or disapproval used by spectators at a Roman amphitheatre, but the directions have been reversed, and the Roman gesture was a bent thumb. The correct English form is thumbs up, spelled T-H-U-M-B-S- -U-P.

Definition

  1. 1
    A gesture signifying approval or okay; a thumb pointing up out of a fist.
  2. 2
    An approval or OK.

Recorded use

Wiktionary examples

These source excerpts show how thumbs up appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. He smiled and gave a big thumbs up.
  2. We got the thumbs up to go ahead with the project.

Etymology

Said to refer to the signal of approval or disapproval used by spectators at a Roman amphitheatre, but the directions have been reversed, and the Roman gesture was a bent thumb.

Antonyms

This word in other languages

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.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "thumbs up"?
"thumbs up" is spelled T-H-U-M-B-S- -U-P.
What does "thumbs up" mean?
As a noun, "thumbs up" means: A gesture signifying approval or okay; a thumb pointing up out of a fist.
What is the origin of the word "thumbs up"?
Said to refer to the signal of approval or disapproval used by spectators at a Roman amphitheatre, but the directions have been reversed, and the Roman gesture was a bent thumb. See the full etymology section above for more details.
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.

What to do next

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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