(noun) 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
My "username" is usually 'ThisVivian'.
by ThisVivian August 13, 2016
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A thing that the internet says is required of any persons living or dead that uses the internet to acquire before accessing a site for anything from porn to 12 year old DeviantArt creations, and other possibly questionable topics. Also accompanied by a stupid thing called a password that you'll forget constantly no matter how many times you tell yourself "I'll remember it next time"
Twitch: Username and Password is taken, please enter a valid Username, or Username is too fucking short mate, what the hell are you? Basic?
by SeriousManMan December 27, 2017
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Specific characters which are used together to create a name for an account, that is used for an online service.
1. My username is Crossmake.
2. Sorry, but that username is already in use.
3. Would you like to edit your username?
by July 02, 2018
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This definition is a name that is used for a game, For an example my Username is EvanAsian5266 in ROBLOX. EvanAsian5266 isn't my name.
EvanAsian5266 is my Username.
by Xeploh February 11, 2016
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A mysterious character who only speaks in gibberish and seems to have a dislike of Doom and it's fans.
who wants to start a username fan club?
--fraggle`
by Danarchy January 31, 2004
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"Oh My God.. that faggot is on fire.. look at that Username"
by Crazy 8 March 06, 2003
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A term for someone who makes a bunch of accounts on social media/video game so no one else can take them.
Me: I want to change my username to @poggers on Twitter.com.
Twitter: That username has been taken. Please choose another.
Me: A username hoarder at work...
by GrimAider March 27, 2021
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