1. The basic monetary unit of the Philippines, Mexico, and several other Latin American countries.
Usage: currency; often abbreviated as ₱ (Philippines) or $ (Mexico)
2. A floor or story of a building.
Usage: chiefly Spanish and Portuguese usage; less common in English

Examples

• The exchange rate for the Philippine piso fluctuates daily.
• I exchanged my dollars for pesos at the bank.
• A meal at that restaurant costs about 500 pesos.
• The apartment is on the third piso of the building.
• He climbed to the top piso to enjoy the view.