Exit(An item on the right-click menu for the Communicator icon that appears in the Windows taskbar that signs the user out of Communicator and closes all open Communicator windows and dialog boxes)
exit(In a program, to move from the called routine back to the calling routine. A routine can have more than one exit point, thus allowing termination based on various conditions)
sign out(To end a user session for an Internet account. For example, you sign out of a Microsoft account, an Internet service provider account, or Skype)