Real Dictionary

sand
uncountable noun: Sand is a substance that looks like powder, and consists of extremely small pieces of stone. Some deserts and many beaches are made up of sand.

Sand in American English
George(masc. pseud. of Amandine Aurore Lucie Dupin, Baronne Dudevant) 1804-76; Fr. novelist
loose, gritty particles of eroded or weathered rock, varying in size from about 1⁄16 mm to 2 mm in diameter, usually deposited along the shores of bodies of water, in river beds, or in deserts
reddish-yellow to grayish-tan
to sprinkle with or as with sand
noun: the more or less fine debris of rocks, consisting of small, loose grains, often of quartz

sand in British English
noun: George (ʒɔrʒ ), pen name of Amandine Aurore Lucie Dupin. 1804–76, French novelist, best known for such pastoral novels as La Mare au diable (1846) and François le Champi (1847–48) and for her works for women's rights to independence
noun: loose material consisting of rock or mineral grains, esp rounded grains of quartz, between 0.05 and 2 mm in diameter

sand. in American English
abbreviation: sandwich