what's your username? 

What the BOFH asks when he wants to kick someone's e-ass. See what's your IP?

Luser: My account is empty!
BOFH: What was your username again?
Fish. Barrel. Shotgun.

what's your username? by fizzle April 15, 2004

idk.my.username.so.hi

The username of a girl called “Sophia” on the app tik tok. She is planning to grow her account but perhaps me writing this may grow her account.

Idk.my.username.so.hi is so weird omg!

idk.my.username.so.hi by Osbwjwjsdebenekeke January 31, 2021

set username placement 

when the government uses the first name of a person only for their college e-mail address to signify that they are well thought of and they use only their last name to signify that they have good character

USC used a set username placement for our students.

set username placement by Coop Dupe June 15, 2018

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...

Username Hoarder by GrimAider March 27, 2021

Username checks out 

Whenever a user posts some stupid crap and their usernames makes what they said make sense.

Assdestroya9000: I sure love ass.
ChillNotGayGuy: Username checks out.
RandomGayGuy69: Username above also checks out, what are you doing on gay men ass sub Reddit?!?!

Username checks out by CUMSE March 11, 2021

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 it’s that fucking No Username Here again get the fucking gun honey

No Username Here by NoNunNameHere June 9, 2019

Username: 666 

A user on YouTube who was terminated for posting a graphic video.

Person 1: omg i hate username: 666 he is evil!!
Person 2: bruh... he is fake

Username: 666 by Ness EarthBound May 15, 2022