gridiron Meaning, Definition & Usage

  1. noun a cooking utensil of parallel metal bars; used to grill fish or meat
    grid.
  2. noun the playing field on which football is played
    football field.

WordNet

Grid"i`ron noun
Etymology
OE. gredire, gredirne, from tthe same source as E. griddle, but the ending wass confused with E. iron. See Griddle.
Definitions
  1. A grated iron utensil for broiling flesh and fish over coals.
  2. (Naut.) An openwork frame on which vessels are placed for examination, cleaning, and repairs.
  3. (Sport) A football field.

Webster 1913