Agree with, show support. Usually used on forums, such as WoW and preceeded with / to represent in-gameemotes.
Comes from the signing of petitions to support an change or idea.
Synonyms for signed
On this page, you will find 30 slang terms related to signed. Some of the top words include: foshizzlemah, pimping, bleeps, Shout Out, hurrumph, and 25 more.