user ID



User Identification Device. Unique name given to a user for accepting a computer system, database, mailbox, etc. Coupled with a password, it provides a minimal level of security. Also called username, user name.

Use user ID in a sentence

  • The user ID had been forgotten by the employee so the IT department was called and the situation was remedied immediately.

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  • Before I could log in to the account, I had to punch in my user id, which I actually had forgotten.

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  • All social media websites require you to create a user ID if you want to participate in the various communities these sites have to offer.

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