: 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
The detachable fruit and nut dispenser deposits add-ins into the dough as needed.
—
Bestreviews, Mercury News, 29 Aug. 2025
Some examples listed in the filing include, but aren’t limited to, add-in board manufacturers, distributors, original design manufacturers (ODMs), original equipment manufacturers (OEMs), and system integrators.
—Marco Quiroz-Gutierrez, Fortune, 29 Aug. 2025
Finally, keep in mind that add-ins like nuts and seeds will also bestow an extra fiber boost.
—Caroline Tien, SELF, 20 Aug. 2025
Mac and cheese has so many yummy iterations, but a classic recipe sans creative add-ins keeps it simple yet delicious when putting out a big barbecue spread.
—Cameron Beall, Southern Living, 14 Aug. 2025
See All Example Sentences for add-in
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Bestreviews, Mercury News, 29 Aug. 2025
Some examples listed in the filing include, but aren’t limited to, add-in board manufacturers, distributors, original design manufacturers (ODMs), original equipment manufacturers (OEMs), and system integrators.
—Marco Quiroz-Gutierrez, Fortune, 29 Aug. 2025
Finally, keep in mind that add-ins like nuts and seeds will also bestow an extra fiber boost.
—Caroline Tien, SELF, 20 Aug. 2025
Mac and cheese has so many yummy iterations, but a classic recipe sans creative add-ins keeps it simple yet delicious when putting out a big barbecue spread.
—Cameron Beall, Southern Living, 14 Aug. 2025
See All Example Sentences for add-in
Cite this Entry
“Add-in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/add-in. Accessed 4 Sep. 2025.
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