Social Security number

noun

: a number that is given to each citizen of the U.S. by the government and that is used for the Social Security program and for official forms and records

Examples of Social Security number 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 policy directs higher education institutions not to create a list of student names linked with immigration status or retain sensitive information, like a student or parent’s Social Security number, for longer than necessary. — Tarini Mehta, Sacbee.com, 7 Oct. 2026 The first section of the FAFSA collects basic personal information such as your name, date of birth, contact information and Social Security number. — Personal Finance, TheWeek, 5 Oct. 2026 Your personal information may have been exposed in a data breach, your return may have differed substantially from previous years or someone else may have filed a return using your Social Security number. — Liz Weston, Los Angeles Times, 4 Oct. 2026 The six-digit IP PIN prevents someone else from filing a federal tax return using your Social Security number or Individual Taxpayer Identification Number. — Kurt Knutsson, FOXNews.com, 30 Sep. 2026 See All Example Sentences for Social Security number

Browse Nearby Words

Cite this Entry

“Social Security number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Social%20Security%20number. Accessed 8 Oct. 2026.

Love words? Need even more definitions?

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

More from Merriam-Webster