1. a rectangular field marked with parallel lines, used for playing American football
2. a cooking utensil consisting of a metal grate or framework for broiling food over a fire or heat source
Usage: also called a grill
3. any framework or structure resembling a gridiron in appearance or function
Usage: figurative or technical use

Examples

• The quarterback threw a touchdown pass across the gridiron.
• She placed the steaks on the gridiron to cook them over the coals.
• The city's streets formed a gridiron pattern of intersecting avenues.
• Players lined up on the gridiron for the opening kickoff.
• He cleaned the gridiron after grilling burgers for the family.
• The gridiron was packed with fans cheering for their team.