Gridiron

Part of speech: noun (n.)

1. A grated iron utensil for broiling flesh and fish over coals.

2. An openwork frame on which vessels are placed for examination, cleaning, and repairs. 3. (Sport)

3. A football field. Gridiron pendulum. See under Pendulum. -- Gridiron valve (Steam Engine), a slide valve with several parallel perforations corresponding to openings in the seat on which the valve moves.