✨📕 The NEWThe NEW Collegiate Dictionary, 12th Edition Over 5,000 words added — Buy Now! Collegiate DictionaryBuy Now!

opt in

phrasal verb

opted in; opting in; opts in
: to choose to do or be involved in something
The company offered a new health insurance plan so that more workers would opt in.

Examples of opt 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.
Academy members from all branches are invited to opt in to participate in the preliminary round of voting and must meet a minimum viewing requirement to be eligible to vote in the category. Pete Hammond, Deadline, 21 Nov. 2025 Must opt in from My Promos within 30 days of registration. Tyler Everett, MSNBC Newsweek, 17 Nov. 2025 In those, the company says its default is to not use information users pull up on Atlas to train its AI models, but people can opt in. NPR, 7 Nov. 2025 Download your airline's app before your day of departure, opt in to airline notifications and check your flight status frequently. Liz Knueven, CNBC, 7 Nov. 2025 See All Example Sentences for opt in

Browse Nearby Words

Cite this Entry

“Opt in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/opt%20in. Accessed 26 Nov. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!