Define Username Meaning

Username
(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 Melisent
Username
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 Ruth
Username
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 Caryn
Username
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 Deirdre
Username
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 Shandy
Username

"Oh My God.. that faggot is on fire.. look at that Username"
By Adrian
Username Hoarder
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 Georgeta
No Username Here
Also Known as nun, A scary shitlord who terrorizes anyone in his way with references of incest, rape, sex, porn, beastieality, and whatever is in his power. Also the agent (as of Sunday June 6th) of the Nate is lame amino, and is a better guitarist than Pemma.

Oh fuck oh no itโ€™s that fucking No Username Here again get the fucking gun honey
By Lucina
Username: 666
A joke on Youtube where you type 666 on the end of the URL and refresh that Youtube page 666 times and the background of the page will become scary and a creepy ass video will play. Scary sounds will play in the video and at the end of it a hand will come out and grab you.
Pretty fucking scary when you see the video by nana825763.

Jack: OMG dude I just saw the Username: 666 video! I'm so scared!

Bob: Dude it's fake, chill out.

Jack: It's still scary...
By Betty
Username Basis
When you don't know someone well enough to know their given name or a personal nickname so you refer to them by their online handle.

He and I are getting along pretty well but we're still on username basis.
By Josie