Nelly would have you believe it is an acronym for "Positive, Intellectual, Motivated Person. We will confirm pimps will Positively put a crowbar up your ass if you don't have their money. Pimps will intellectually powder pimp slip the shit out of you, if you don't have their money. Pimps will motivate you to get your ass out on the street to make their money and yes, they are people with Personal feelings that if slighted, will take you into an alley and knock a few rounds into you, if you don't make them money.
O'Jays - For The Love of Money
It's the almighty dollar. Makes the ladies scream and holla. Makes prisoners of the greedy and takes care of the needy. Said to be the root of all that is evil, a devout promise of endless problems and many other subliminal cliches we failed to mention. Currency used for trade or to make a purchase.