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 team is all-in for a championship bid this year.
—often used in the phrase go all inWith 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
Tamim Alnuweiri, InStyle, 6 Jan. 2026
Ultra-thin build with all-in-one structure The electronics maker said the W6 is its thinnest OLED TV yet and the world’s slimmest true wireless OLED display.
—Sujita Sinha, Interesting Engineering, 5 Jan. 2026
The likes of Prada and Saint Laurent put bold colors at the forefront, while Chloé went all-in on bright ’80s blooms.
—Rosie Jarman, Vogue, 3 Jan. 2026
But to prevail in the hostile takeover move, the Ellisons need to get 90% of WBD shares voted for their all-in offer.
—Steven J. Horowitz, Variety, 31 Dec. 2025
See All Example Sentences for all-in
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Adjective
This is an all-in-one hydrating anti-aging skin care product with subtle but transformative cosmetic properties.
—Tamim Alnuweiri, InStyle, 6 Jan. 2026
Ultra-thin build with all-in-one structure The electronics maker said the W6 is its thinnest OLED TV yet and the world’s slimmest true wireless OLED display.
—Sujita Sinha, Interesting Engineering, 5 Jan. 2026
The likes of Prada and Saint Laurent put bold colors at the forefront, while Chloé went all-in on bright ’80s blooms.
—Rosie Jarman, Vogue, 3 Jan. 2026
But to prevail in the hostile takeover move, the Ellisons need to get 90% of WBD shares voted for their all-in offer.
—Steven J. Horowitz, Variety, 31 Dec. 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 10 Jan. 2026.
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