Gz

[Tina]

slang for congratulations, used alot on diablo II

[Sonia]

gz is a short word for congratulations or congrats. So really a short version of it. Used in all online RPGs such as Pristonale, WoW etc.

[Justin Bieber]

A really short version of congratulations.
[Congratulations]>[Congrats]/[Congratz]>[Gratz]>[Gz]

[Britney]

An abbreviation for the German phrase guten zeit, meaning good time. An expression for acknowledging when someone is enjoying themselves or has achieved something.