PIN

What does PIN stand for?

Personal identification number

A private number most often associated with a debit card; used for completing payments or getting cash at an ATM; can also refer to any identification number used to access personal information in a system.

Example

I forgot my PIN again at the grocery store today! I can never remember that number!

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Updated May 2, 2013

PIN definition by Slang.net

This page explains what the acronym "PIN" means. The definition, example, and related terms listed above have been written and compiled by the Slang.net team.

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