bunkie

noun3

1. •
   A bunkmate, someone with whom one shares a bunk bed.
2. •
   a small cabin with a bunk or bed(s), a free-standing bedroom or sleeping area separate from the main house or cottage, which may or may not have other facilities (a fully outfitted outbuilding with a kitchen or bathroom would be a guest house or accessory dwelling unit and not a bunkie)
3. •
   Familiar term of address.

   • Excuse me, bunkie. Don't you have anything useful to do? — 1978