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  • buy-in
    buy-in
    noun
    an act or instance of buying in.
  • buy in
    buy in
    verb
    (tr) to buy back for the owner (an item in an auction) at or below the reserve price

buy-in

American  
[bahy-in] / ˈbaɪˌɪn /

noun

  1. an act or instance of buying in.

  2. the deliberate submission of a false bid, too low to be met, in order to win a contract.

  3. Poker. the chips purchased by a player from the banker, occasionally a set amount required to enter a specific competition or game.


buy in British  

verb

  1. (tr) to buy back for the owner (an item in an auction) at or below the reserve price

  2. (intr) to purchase shares in a company

  3. (intr) to buy goods or securities on the open market against a defaulting seller, charging this seller with any market differences

  4. Also: buy intoinformal (tr) to pay money to secure a position or place for (someone, esp oneself) in some organization, esp a business or club

  5. to purchase (goods, etc) in large quantities

    to buy in for the winter

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. the purchase of a company by a manager or group who does not work for that company

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of buy-in

Noun use of verb phrase buy in

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Or it could be that Xbox couldn’t get enough buy-in to its streaming service, Xbox Game Pass.

From Salon Jul. 13, 2026

OpenAI "plan to hand Washington a 5% stake" in the company as it "seeks political buy-in", the Financial Times reports.

From BBC Jul. 3, 2026

To get buy-in, Tehran is pitching the idea to the wider Middle East and as far afield as Beijing, according to Iranian officials.

From The Wall Street Journal Jun. 25, 2026

On its December balance sheet, however, StepStone had $266 million of cash, and it has previously warned investors that it may need to seek equity or debt financing to fund the buy-in.

From Barron's May 20, 2026

“But you need buy-in from everyone in the group. Give it some more thought. How can you help the shelter? How can each of you get something out of the experience?”

From "The Miscalculations of Lightning Girl" by Stacy McAnulty

Every city he wants to buy in is somewhere I wouldn’t want to live.

From MarketWatch Jul. 17, 2026

The UK's stock of AS90 self-propelled artillery are so depleted that the MoD has had to buy in Swedish Archer systems to replace it.

From BBC Jun. 30, 2026

Utilities will have to buy in to the process if nuclear is going to get off the ground.

From Barron's Jun. 26, 2026

If you tried to buy in at the IPO price of $135, chances are you were unable to participate.

From MarketWatch Jun. 12, 2026

Which I think is a little crazy, considering that there are plenty of old houses they could just buy in the first place.

From "Liar & Spy" by Rebecca Stead

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