1974, ''Comprehensive Plan for Covington, Kentucky, and Environs''
- It has been recommended by some recreational specialists that there should be one such playfield for each 500 children of high school age.
The area within which a game (especially a game) is played.
1977, ''Popular Science'' magazine
- The game has a tilt feature — tilt Fireball and a tilt sign glows and the scoring stops. The full-sized, full-color commercial playfield even has a special friction silk-screened surface so the ball will roll and not slide.
2007, Friedrich von Borries ''et al'', ''Space Time Play: Computer Games, Architecture and Urbanism''
- In this case, the playfield is more disorienting and feels more like the maze that it is.