road metal

American  

noun

British.

1. broken stone, cinders, etc., used for making roads.

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road metal British  

noun

1. crushed rock, broken stone, etc, used to construct a road

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Etymology

Origin of road metal

First recorded in 1810–20

Example Sentences

I had a medium-brown driveway that used chert road metal from the Meramec River region in Missouri.

From Seattle Times • Jun. 19, 2023

It is much used too for lime and road metal.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various

All headmen and priests concerned in last September's affair worked one month each, supplying road metal from their own houses.

From Stalky & Co. by Kipling, Rudyard

Flints from the chalk are used for road metal and concrete, and have been employed in building as a facing for walls.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

Hornblende gneiss from St Sampson and quartz diorite from Capelles, Corv�e and elsewhere are transported to England for road metal.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various