[prep.py] or prep.pie n, pl prep.pies [[1]prep] (1967) 1: a student at or a graduate of a preparatory school
2: a person deemed to dress or behave like a preppy
[2]preppy or preppie adj (1967) 1: relating to, characteristic of, or being a preppy
2: relating to or being a style of dress characterized esp. by classic clothing and neat appearance -- prep.pi.ly adv -- prep.pi.ness n