the GNU version of the Collaborative International Dictionary of English
n. One who fleeces or strips unjustly, especially by trickery or fraund.
The Century Dictionary and Cyclopedia
n. One who fleeces or strips; one who takes by fraud or severe exactions.
Word Usage
"For the basic intention of mapping a friends or professional network, it works, until you fall victim to a network fleecer, who rack up numbers of friends from others."