The dollar amount required for a specific girl to sleep with you, if she were a prostitute.
A Ho Quo is a simple figure representing exactly how much a certain girl is attracted to you.
Note: A zero or negative Ho Quo means you are probably banging her right now.
"Whore quotient, how much I would have to pay you to sleep with me, if you were a prostitute."
"Oh right, about $240... and I am a prostitute."
"Really? Cool - do you take cash?"