Hot young communication grads who show up and flirt with my 60+ year old bald ugly doctor while I have to sit there and wait for injections of a cheap drug that the drug bunny will talk my doc into replacing with Glaxo's new expensive crap.
Freaking drug bunny's skirt was so short I could feel Glaxo feeling me up.
Women who associate with drug dealers (usually male) only because they hope to score cheap/free drugs, or hope to obtain a "connection/hook-up".
Sometimes, the relationship may involve sexual favours in return for drugs.
Tom: Why is Sally hanging out with Billy?
Robert: She's just using him for drugs.
Tom: Oh, so she's a drug bunny now...