plat - Poun
- plate
- Plateau Penutian
- Plath, Sylvia
- platinum card
- Platoon Sergeant
- Platt Amendment
- Platt, Orville Hitchcock
- Platt, Thomas Collier
- Platte Bridge Fight
- Platte Purchase
- Platte River
- Platte River Trail
- platter
- Plattsburgh, Battle of
- play school
- play-action pass
- Playbill
- Playboy
- Playboy bunny
- Playboy Enterprises, Inc.
