openminded

A girlfriend/prostitute/escort who provides services beyond oral and conventional sex: GFE, greek, russian, BBBJ, DFK
Openminded and All inclusive are synonyms.

Monique is such an openminded slut, she let me cum in all three holes last night!

openminded-fanboy

An openminded-fanboy (or Open Minded Fanboy) AKA OMFB is a person who has an open mind without bias AND who promotes the fact that they have an open mind.

Johnny says "You always promote Macs but now you're promoting Windows"

Gerry replies "I'm an open minded person"

Chris butts in and says "Gerry is an openminded-fanboy"