A person who claims bisexuality on the basis of a love of the fucking. Basically, they have sex with everyone...and love it.
Jamie: "Did you hear about Lucy? She fucked Hannah, Greta, and Bonnie."
Nicki: "I heard she got it on with Robbie, Josef and Raul."
Jamie: "I heard she was bisexual..."
Nicki: "Sounds more like a bislutual."