: being or able to be added to and enclosed within an existing system (such as a computer)
add-in hardware
add-in noun

Examples of add-in in a Sentence

Recent Examples on the Web Cruising past the chipset, along the right edge of the board are USB4 or Thunderbolt 4 headers (for add-in cards), and the reset and clear CMOS buttons. Joe Shields, PCMAG, 25 May 2024 The company — which sells carbonated drinks enhanced with cream, syrup, candy and other add-ins — filed an application to open a location in the Quivira Crossings shopping center at 135th Street and Quivira Road in Overland Park. Jenna Thompson, Kansas City Star, 22 May 2024 That led to a discussion on potentially beneficial add-ins to that first cup of Joe. Sheah Rarback, Miami Herald, 24 Feb. 2024 It’s made from 100% cotton and makes a great add-in for an Easter basket or to gift the hostess of your Easter meal. Amanda Ogle, Southern Living, 16 Feb. 2024 The garnishes, or add-ins, can be as plain or fancy as one likes. Emiene Wright, Charlotte Observer, 30 Jan. 2024 Whether from a boxed mix or from scratch, brownies take well to a variety of add-ins. Becky Krystal, Washington Post, 22 Jan. 2024 In a one-pot solution for the turkey and snippets of leftover vegetables, French Laundry chef Thomas Keller’s Turkey Casserole uses it all — and an add-in or two — to create an entirely different, memorable meal. Julie Giuffrida, Los Angeles Times, 19 Nov. 2023 The brand’s monthly cocktail kits amp up the average tipple with add-ins like infusion oils, aromatic bitters and even accompanying Spotify playlists. Leigh-Ann Jackson, wsj.com, 24 Oct. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'add-in.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1980, in the meaning defined above

Time Traveler
The first known use of add-in was in 1980

Dictionary Entries Near add-in

Cite this Entry

“Add-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/add-in. Accessed 8 Jun. 2024.

Last Updated: - Updated example sentences
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