Noun
(design) A type of lightweight metal stock with a regular pattern of raised diamonds or lines (anti-slip surfacing).
(flooring) A plate of such material.
Source: en.wiktionary.orgThe ledges, flat bars, wallrides, granite ledge and diamond plate of the park might be familiar to Gotham’s street surfers: Vans consulted with local skate shops and board-pushers to design the park. Source: Internet
The Metallica James Hetfield “Diamond Plate” Miniature Guitar Replica is stunning with its raised metal diamond plate detail. Source: Internet