signed off
A message indicating that a user from a network has left/exited. What you don't want to see when you are talking to your girlfriend/boyfriend.
Tom: hey babe Tom: you there?! Tom: hellloooooooo?!!? Tom: ARE YOU STILL THERE?!?!?!?!?! \Tina has signed off. Tom: NOOOOOOOOOOOOOOOOO!!!!!!! \The message has not been sent because the recipient is currently unavailable.
By Godknown