: 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
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.
The add-ins can range from crunchy cucumbers, bell peppers, or celery, to delicate ingredients like ripe cherry tomatoes, feta crumbles, or baby spinach. Alana Al-Hatlani, Southern Living, 10 May 2025 All the cookies, cakes, and other add-ins are baked by hand and then put into the ice cream. Jenna Thompson, Kansas City Star, 30 Apr. 2025 Her solutions are simple ones: stick to a routine, stay hydrated, eat organically where possible to avoid pesticides, chemicals, additives, preservatives, and other synthetic add-ins, and stay on a consistent sleeping regime. Catharine Kaufman, San Diego Union-Tribune, 28 Apr. 2025 New add-in programs will cover ‘Sleep Enhancement’ and ‘Metabolic Reset,’ designed to help people adjust their diet, activity levels and sleep when using weight-loss drugs like Ozempic. Lee Cobaj, Robb Report, 24 Apr. 2025 See All Example Sentences for add-in

Word History

First Known Use

1980, in the meaning defined above

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

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Cite this Entry

“Add-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/add-in. Accessed 20 May. 2025.

Last Updated: - Updated example sentences
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