stage name
screen name

Go up to the upper right where it says your screen name.

I now think of most people by their screen names.

I don't know, and they're behind a screen name anyway.

So he was forced to create four more screen names and start over again.

A good screen name is hard to find, and getting harder.

But the screen name became a problem when he began looking for a job.

Sorry someone cannot come up with their own screen name!

And all you see on the computer are screen names.

I only use the screen name they know me by to read and write mail to them.

But on the Internet, a simple screen name will get you almost anywhere free.