What Does "Unregistered" Mean?

[Leafy101]

Look at the most recent poster, the one with the black name.
http://pokebeach.com/forums/showthread.php?tid=87503

 

[doublenikesocks]

They deleted their account. Must of been a spammer, troll, or an alternate account.

 

[Leafy101]

Thanks, I was wondering what that meant.

 

[King Arceus]

For the future, questions like this could've been answered in the Ask A Simple Question thread. *locked*