Synonyms of all-innext
1
chiefly British : including everything : all-inclusive
the all-in price/cost/rate
While the face value of the [rail pass] ticket is pounds 128, it works out far cheaper to buy an all-in package which includes your flights.Suzy Jagger
2
chiefly British : being almost without restrictions
all-in wrestling

all in

2 of 2

adjective (2)

variants or less commonly all-in
1
: tired, exhausted entry 1
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 team is all-in for a championship bid this year.
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 Grochowski

Examples of all-in in a Sentence

Adjective (1) all-in seven-day tour of Scotland Adjective (2) was all in after an evening of dancing and partying
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
Such transformers are physically smaller and lighter than conventional transformers, have modular designs that enable easy upgrades or replacements of parts, and can perform as all-in-one power electronic devices by handling multiple tasks. Jeremy Hsu, ArsTechnica, 24 Aug. 2026 Crosley has a new all-in-one offering called the Luminate Record Player that incorporates this glowing LED effect. Brad Moon, Forbes.com, 22 Aug. 2026 Vegas Golden Knights For years, Vegas has adopted an all-in approach to its roster building in pursuit of Stanley Cup rings. Corey Pronman, New York Times, 21 Aug. 2026 For his third solo album, Killers frontman Brandon Flowers has gone all-in with a full-fledged country record. Jon Dolan, Rolling Stone, 21 Aug. 2026 See All Example Sentences for all-in

Word History

First Known Use

Adjective (1)

1886, in the meaning defined at sense 1

Adjective (2)

1901, in the meaning defined at sense 1

Time Traveler
The first known use of all-in was in 1886

Browse Nearby Words

Cite this Entry

“All-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all-in. Accessed 28 Aug. 2026.

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