What Does Google Talk Mean?
Google Talk is Google’s free chat and instant messaging application available on multiple platforms, including Android, Mac OS 10.5 or later, Linux, Windows (Server 2003, XP, and later) and Google Chrome OS. Google Talk also provides support for Voice over Internet Protocol (VoIP) or PC-to-PC calls. Mobile platforms, such as Android and BlackBerry, include Google Talk on most compatible devices.
Techopedia Explains Google Talk
Launched in August 2005, Google Talk is now used worldwide, primarily because of its easy integration with Google’s Gmail platform, facilitating Gmail storage for Google Talk chats and messages.