A girl that is in a relationship exclusively on the interent. This definition is based on the concept that the internet is a free zone like international waters.
Man: My wife caught me talking dirty to a girl online, but it wasn't cheating cause she's my cyber girlfriend.
Guy: I watched in awe as my cyber girlfriend stripteased via webcam.
Guy: I watched in awe as my cyber girlfriend stripteased via webcam.
by King of Clubs June 3, 2007
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