joey

from The Collaborative International Dictionary of English v.0.48

joey \joey\ (j[=o]"[=e]), n.
   1. Any young animal, especially a young kangaroo.
      [Australian]
      [PJC]

   2. A young child. [Australian]
      [PJC]

   3. A three-penny piece. [British slang]
      [PJC]