1. (noun)sand a loose material consisting of grains of rock or coral
2. (noun)Sand, George Sand, Amandine Aurore Lucie Dupin, Baroness Dudevant French writer known for works concerning women's rights and independence (1804-1876)
3. (noun)backbone, grit, guts, moxie, sand, gumption fortitude and determination "he didn't have the guts to try it"
4. (verb)sandpaper, sand rub with sandpaper "sandpaper the wooden surface"