Gridiron

Gridiron can mean many different things:

Gridiron football — either the field on which the football game is played, or the game itself (American and Canadian football).
In theatres, the gridiron is a metal framework suspended above the stage from which lights and other items are hung.
A gridiron is also a type of grill that can be used to cook meat or other food over a fire.
A gridiron pendulum is a part of a pendulum clock as designed by John Harrison.
Gridiron (science fiction story) — a story about a semi-intelligent large office building going wild, because it is infected by *really* intelligent malevolent virus software.
Gridiron Club
GridIronGiants