Social Security number

noun

Definition of Social Security number

: 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

Learn More about Social Security number

Statistics for Social Security number

Cite this Entry

“Social Security number.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Social%20Security%20number. Accessed 24 May. 2020.

Comments on Social Security number

What made you want to look up Social Security number? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

Obscure Shapes

  • a pile of three dimensional shapes in green
  • Something that is ooid is shaped like:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

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