1 definition by YourClosestFreind

A girl that makes each guy feel like she is in-love with you or makes it seem that you are really important to her but actually she has like 10 000 000 fuck buddies on the side
"yo man you know Sarah biggest guymanizer in the world"
"That fucking bitch is a guymanizer, i should of known"
"Dude i should of never fell for her shes a big fucking guymanizer"
by YourClosestFreind December 1, 2008
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