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1.
Someone that posts on Twitter, Facebook or other social network for the purpose of coming on to someone romantically on behalf of someone else—often for money.

The Ghost Dater presumably knows better how to engage, intrigue, flirt, or otherwise attract a prospective date than the hopeless loser they are hired by.
FakeDonJuan69 wanted to become a professional Ghost Dater so he could make a bundle coming on to women on behalf of guys whom they normally wouldn't be caught dead with.
by shoqvalue June 01, 2010