all in

adj

"all-in" is a 5-letter English headword indexed on PlainSpell.

The verdict

“all in” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
6
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Very tired.

Corpus desk

Index EN-all-in · all in · English

all in · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "A" 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 all in
PropertyValue
Headwordall in
LanguageEnglish
Part of speechAdjective
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “all in” in English

all inranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

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

Rare enough to double-check

all in is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. 4 senses are on record.

all in has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. It is not paired with a close-neighbour confusable in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No borrowing history is documented for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is all in, spelled A-L-L- -I-N.

Definition

  1. 1
    Very tired.
  2. 2
    With everything included.
  3. 3
    Having no further stake to wager, but remaining active in a hand.
  4. 4
    Totally committed.

Recorded use

Wiktionary examples

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

  1. [Yawn] Well, I'm all in! Time to turn in! Good night all!
  2. By half past seven we were both pretty nearly all in, and wet from innumerable fordings of the river, so we stopped and boiled some hot water with the sugar left over from lunch.

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.

Frequently Asked Questions

How do you spell "all in"?
"all in" is spelled A-L-L- -I-N.
What does "all in" mean?
As an adjective, "all in" means: Very tired.
What language does "all in" come from?
"all in" 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.

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

Source: FrequencyWords open word-frequency list