Meaning ofgridironin English

Noun

1. a metal rack for broiling food over coals
2. american football field (with marked lines); playing surface
3. a frame for examining vessels; nautical use
   The sailor used a gridiron to inspect the ship's hull.
4. a raised structure for suspending theater lights
   The stagehand adjusted the gridiron to hang the stage lights.
5. an object with a grid-like pattern; resembles a grate
   The architect designed a gridiron pattern for the building's facade.