grid of grid by the free dictionary
grid (grĭd) n. 1. a. a framework of crisscrossed or parallel bars; a grating or mesh. b. a cooking surface of parallel metal bars; a gridiron. 2. something resembling a framework of crisscrossed parallel bars, as in rigidity or organization: the city's streets form a grid. 3. a pattern of regularly spaced horizontal and vertical lines forming squares