1
chiefly British
: all-inclusive
2
chiefly British
: being almost without restrictions
all-in wrestling
variants
or less commonly all-in
1
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 inKevin SkiverWith 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
Philip MichaelNote: 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
John GrochowskiExamples 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
Dave Niinemets, New York Times, 15 Sep. 2025
With Izaña-1 tracking space debris and satellites and Izaña-2 pushing the debris away, ESA potentially has an all-in-one space debris avoidance scheme on its hands that feeds into another of the agency's projects called OMLET, or Orbital Maintenance via Laser momEntum Transfer.
—Keith Cooper, Space.com, 15 Sep. 2025
By positioning itself as a reliable, all-in-one hub, Amex is addressing both the psychological and practical needs of this segment.
—Jeff Fromm, Forbes.com, 15 Sep. 2025
Incidentally, one of the reasons why the insurance category as a whole tends to go all-in on cracking wise is that there’s little room for the companies to provide specific guidance about their policies.
—Anthony Crupi, Sportico.com, 12 Sep. 2025
See All Example Sentences for all-in
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Adjective
The Bengals came into the 2025 NFL season with an all-in approach after locking down receivers Ja’Marr Chase and Tee Higgins to big deals and reworking Trey Hendrickson’s contract right before the season.
—Dave Niinemets, New York Times, 15 Sep. 2025
With Izaña-1 tracking space debris and satellites and Izaña-2 pushing the debris away, ESA potentially has an all-in-one space debris avoidance scheme on its hands that feeds into another of the agency's projects called OMLET, or Orbital Maintenance via Laser momEntum Transfer.
—Keith Cooper, Space.com, 15 Sep. 2025
By positioning itself as a reliable, all-in-one hub, Amex is addressing both the psychological and practical needs of this segment.
—Jeff Fromm, Forbes.com, 15 Sep. 2025
Incidentally, one of the reasons why the insurance category as a whole tends to go all-in on cracking wise is that there’s little room for the companies to provide specific guidance about their policies.
—Anthony Crupi, Sportico.com, 12 Sep. 2025
See All Example Sentences for all-in
Cite this Entry
“All-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/all-in. Accessed 18 Sep. 2025.
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