username

[ yoo-zer-neym ]

/ ˈyu zərˌneɪm /

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noun Computers.

Also called login name, logon name, sign-in name, sign-on name . a unique sequence of characters used to identify a user and allow access to a computer system, computer network, or online account.

the part of an email address before the @ sign.

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His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Also called user ID .

Origin of username

First recorded in 1970–75; user¹ + name

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use username in a sentence

The digital dating sphere can prove tricky, and bruising, for the trans user.
Grindr’s Trans Dating Problem|David Levesley|January 9, 2015|DAILY BEAST
The CDA was passed not in the name of censorship but in the name of protecting children from stumbling across sexual material.
How the PC Police Threaten Free Speech|Nick Gillespie|January 9, 2015|DAILY BEAST
“Gronkowski” itself never manages to sound more erotic than the name of a hearty Polish stew or a D-list WWE performer.
‘A Gronking to Remember’ Speed Read: 8 Naughtiest Bits|Emily Shire|January 7, 2015|DAILY BEAST
Yet, for god knows what reason, his name is never brought up in the “Great American Filmmaker” conversation.
Oscars 2015: The Daily Beast’s Picks, From Scarlett Johansson to ‘Boyhood’|Marlow Stern|January 6, 2015|DAILY BEAST

A sad-faced orange Star of David flashed across the iPhone screen as we swiped left on “James” (not his real name).
My Week on Jewish Tinder|Emily Shire|January 5, 2015|DAILY BEAST
In pursuing his alchemical researches, he discovered Prussian blue, and the animal oil which bears his name.
The Every Day Book of History and Chronology|Joel Munsell
Elyon is the name of an ancient Phœnician god, slain by his son El, no doubt the “first-born of death” in Job xviii.
Solomon and Solomonic Literature|Moncure Daniel Conway
"It is ill-fated;" and Alessandro blamed himself for having forgotten her only association with the name.
Ramona|Helen Hunt Jackson
"Garnache," came the other's crisp, metallic voice, and the name had a sound as of an oath on his lips.
St. Martin's Summer|Rafael Sabatini
Children, and the building of a city shall establish a name, but a blameless wife shall be counted above them both.
The Bible, Douay-Rheims Version|Various

British Dictionary definitions for username

username

/ (ˈjuːzəˌneɪm) /

noun

computing a name that someone uses for identification purposes when logging onto a computer, using chatrooms, or as part of his or her e-mail address

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012