A girl who makes out with other slutty chicks at parties and then claims to be bisexual because it's trendy to say so and gets people's attention on myspace.
Pretty much any girl on Myspace who lists her sexual orentation as "bisexual". Hence, Myspace Bisexual.
little balls of toilet paper hidden in the creases of a skanky girls vag, left over after wiping. sometimes goes with menstual gravy.
Bob: i went downtown on Suzy last night and got a mouthful of cooter biscuits.
Joe: gross! next time tell that nasty skank to wash her junk beforehand.