Drug Dealer.
Ice Cream is the code used to refer to the drug that is being sold, code is Only really necessary over the phone or in a public place.
At the shops: "Man, I'm hella down to get sum ice-cream."
Reply: "Yeah, fo sheezee! let's ring the Ice Cream Man."
Phonecall: "Hey man whatzup? I'm Jus' keen to come round and get sum Ice-Cream off yo'"
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.