What the johns used to call this gal that ran tricks on Franklin back in the day. They called her this because her tits reeked, mainly due to the fact that her diet consisted mainly of onions and sour milk at that time, but also due to bad hygiene habits in general.
Me: Look, over there.
You: Who is it?
Me: Why, it's old stink tits, that's who.
Timmy: Who's that?
Me: Well, Timmy, old stink tits is a prostitute who has stinky, smelly tits. Hence the name.