- a place, often part of a schoolyard, for outdoor games and recreation
- a popular resort area
Used by arrangement with John Wiley & Sons, Inc.
- An outdoor area set aside for recreation and play, especially one containing equipment such as seesaws and swings.
- A field or sphere of unrestricted pleasurable activity: “Foreign affairs had been T.R.'s personal playground during his Presidency” (John Dos Passos).