1 - Small fragments of rock, used for laying on the beds of roads and railways, and as ballast.
2 - A type or grade of small rocks, differentiated by mineral type, size range, or other characteristics.
3 - A particle from 2 to 64 mm in diameter, following the Wentworth scale
1 - To apply a layer of gravel to the surface of a road, etc.
2 - To puzzle or annoy
3 - To run (as a ship) upon the gravel or beach; to run aground; to cause to stick fast in gravel or sand.





