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1. A great sexual performer usually a woman. Does anything anywhere and with pleasure.

2. A female pornstar with exceptional willingness to handle any sexual task put before her.

3. Can also refer to a woman or man of low moral standards when it comes to sex. They will fuck anyone anywhere with or without reason to do so.
1. Man, that samantha gave me the night of my life last night, what a fuck machine.

2. Sophie Evans is one hell of a fuck machine, she got fucked by 3 guys and took sperm on her face with a smile with a smile.

3. Carmen is such a fuck machine, she had sex with eric in the street for a nickel.
by Lunch box July 18, 2004
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