adjective (1)
\ˌȯl-ˈin \

Definition of all-in 

(Entry 1 of 2)

1 chiefly British : all-inclusive

2 chiefly British : being almost without restrictions all-in wrestling

all in

adjective (2)
variants: or less commonly all-in \ˌȯl-ˈin \

Definition of all in (Entry 2 of 2)

1 : tired, exhausted Atticus said as tactfully as he could that he just didn't think he could stand a pageant tonight, he was all in.— Harper Lee Inside, the invalid had gone to bed; her mother said, "She was all in," and expressed pity for her, for the first time.— Edna O'Brien

2 : fully committed to or involved in something The Diamondbacks are all-in for this year. It's why they brought in J. D. Martinez at the trade deadline. They have a healthy mix of young and veteran players, and they're looking to make a run this October.— Kevin Skiver often used in the phrase go all in With my bonus in tow, I got the far-fetched idea I didn't feel like working that type of pace anymore. So I went all in on real estate on my own.— Philip Michael

Note: In poker, to go all in is to bet everything on a hand.

The best my opponent could have at this point was a 5-high straight, so I went all in—my full $220,000 was riding on this hand. The last card was a Jack—and I was out.— John Rochowski

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Synonyms & Antonyms for all-in

Synonyms: Adjective (2)

beat, beaten, bleary, burned-out (or burnt-out), bushed, dead, done, drained, exhausted, fatigued, jaded, limp, logy (also loggy), played out, pooped [slang], prostrate, spent, tapped out, tired, tuckered (out), washed-out, wearied, weary, wiped out, worn, worn-out

Antonyms: Adjective (2)


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Examples of all-in in a Sentence

Adjective (2)

was all in after an evening of dancing and partying

Recent Examples on the Web: Adjective

Accommodating them all in the Qatari capital of Doha may be an issue, part of which may be fixed by docking giant cruise ships in the port. Martin Rogers, USA TODAY, "Qatar is the World Cup every fan should attend," 13 July 2018 Most of the furniture is new, with some pieces custom made to fit the space, all in solid wood. Ottavia Zappala, azcentral, "Gold Canyon couple turns enormous great room into a cozy haven," 12 July 2018 The actress earned five consecutive nominations from 2005-2009 for her role on ABC's Grey's Anatomy, all in the supporting actress category. Patrick Shanley, The Hollywood Reporter, "Emmys: Sandra Oh Makes History as First Woman of Asian Descent Nominated for Lead Actress in Drama Series," 12 July 2018 Wilson made the decision to go all in on the project, dropping out of law school at the University of Texas, as if to confirm his belief that technology supersedes law. Adam Fisher, WIRED, "A Landmark Legal Shift Opens Pandora’s Box for DIY Guns," 10 July 2018 Even if the software were all in place, there's no point in bringing a product to market that nobody wants to buy, and at the moment, there's no obvious reason for anyone to want to buy an Andromeda. Peter Bright, Ars Technica, "Software delays, lack of purpose means Microsoft’s “Andromeda” may never arrive," 2 July 2018 Warren saw mothers with toddlers, girls, and boys, all in separate cages in another part of the facility. Jen Kirby, Vox, "Sen. Elizabeth Warren describes DHS border facilities: “cage after cage after cage”," 29 June 2018 When a group of terrorists invade the building and start blowing things up, Johnson is the only one who can stop them, all in the name of protecting his family. Chris Thilk, The Hollywood Reporter, "Dwayne Johnson's 'Skyscraper' Sells Itself as an Action Throwback," 13 July 2018 Eight boys were rescued in two separate missions and brought to a hospital in the nearby city of Chiang Rai all in good condition, according to public health officials. Editors, USA TODAY, "Thai cave rescue mission, World Cup semifinals, Trump's European trip: 5 things to know Tuesday," 10 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'all-in.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of all-in

Adjective (1)

1890, in the meaning defined at sense 1

Adjective (2)

1901, in the meaning defined at sense 1

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Statistics for all-in

Last Updated

21 Aug 2018

Look-up Popularity

Time Traveler for all-in

The first known use of all-in was in 1890

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English Language Learners Definition of all-in

: very tired

: allowing almost any technique or method

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Comments on all-in

What made you want to look up all-in? Please tell us where you read or heard it (including the quote, if possible).


not any or not one

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