social security numbers

A form of social security number — A nine-digit number issued by the Social Security Administration to citizens, permanent residents, and certain temporary workers, primarily to track people for taxation purposes, and in recent years serving as a de facto national identification number.

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Meanings

social security numbers1

noun
  1. pluralplural of social security number

Social Security numbers2

noun
  1. pluralplural of Social Security number
Cite this entry
APA

social security numbers. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/social%20security%20numbers

MLA

“social security numbers.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/social%20security%20numbers. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “social security numbers,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/social%20security%20numbers.

Source: social security numbers on Wiktionary, CC BY-SA 4.0.