: 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 single-serving packets contain oats packed with fiber and protein, plus add-ins like chia seeds and hulled buckwheat for a hearty, chewy texture. Hana Asbrink, Bon Appétit, 5 Mar. 2025 As for fiber, well, eggs are pretty much lacking in that nutrient, so your eggy add-ins will be particularly clutch there. Caroline Tien, SELF, 26 Feb. 2025 Then toss in your add-ins, such as nuts or nut butter, seeds, avocado, and a teaspoon of sweetener, such as honey or pure maple syrup, if desired. 8. Jamie Johnson, Verywell Health, 6 Feb. 2025 Flavor add-ins will make your vinaigrette even better, and so much fresher-tasting than store-bought. Josh Miller, Southern Living, 4 Jan. 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

Browse Nearby Words

Cite this Entry

“Add-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/add-in. Accessed 12 Mar. 2025.

Last Updated: - Updated example sentences
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