1. marked or divided by a pattern of intersecting lines forming a grid or gridiron

1. past tense and past participle of gridiron; to mark with a gridiron pattern or to subject to intense scrutiny or questioning
Usage: verb sense is less common in modern usage

Examples

• The gridironed map showed the city blocks clearly.
• The field was gridironed with white lines for the football game.
• The witness was gridironed by the prosecutor's tough questions.
• The gridironed pattern on the fabric created a classic plaid design.
• Urban planners gridironed the new neighborhood with evenly spaced streets.
• The gridironed layout made navigation through the downtown area straightforward.