1
a
: a loose granular material that results from the disintegration of rocks, consists of particles smaller than gravel but coarser than silt, and is used in mortar, glass, abrasives, and foundry molds
b
: soil containing 85 percent or more of sand and a maximum of 10 percent of clay
broadly
: sandy soil
3
: the sand in an hourglass
also
: the moments of a lifetime
—usually used in plural
the sands of this government run out very rapidly —H. J. Laski
4
: an oil-producing formation of sandstone or unconsolidated sand
5
: firm resolution
6
: a yellowish-gray color
sanded; sanding; sands
1
: to sprinkle or dust with or as if with sand
2
: to cover or fill with sand
3
: to smooth or dress by grinding or rubbing with an abrasive (such as sandpaper)
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Merriam-Webster unabridged
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