social security number
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See also: social-security number
English
Alternative forms
Noun
social security number (plural social security numbers)
- (US) A nine-digit number issued to citizens, permanent residents, and temporary (working) residents by the Social Security Administration under section 205(c)(2) of the Social Security Act, codified as 42 U.S.C. § 405(c)(2), introduced primarily to track people for taxation purposes, and in recent years serving as a de facto national identification number.
- Synonym: SSN
- A corresponding number in other countries.
Related terms
Translations
nine-digit number issued in the US under the Social Security Act
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corresponding number in other countries
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