n. Someone who'd otherwise be a four (of ten), but gets a six because they share your weird kinky fetish, i.e. just barely passing for fuck-able, counting all the extra credit.
Mary was a "fetish six," which is to say she'd be totally unfuckable if she didn't share Mark's penchant for Alf cosplay.
ayon kay B. Bonds ika-14 ng Oktubre, 2011