Originally used in the Wu-Tang song Older Gods.
It became mainstay of East Bay vocabulary and refers to a young girl that's bangin and dresses slutty, but is probably jailbait. In which case she's probably also your man's niece, and you could get beat up for messin around with it.
"Hey Jason you want to go to the mall and talk to some honey's?". Jason replies "Naw man, there's just a bunch of man's nieces there anyway, let's hit up the hollow leg (bar)"