sand

1 sand /ˈsænd/ noun
plural sands
1 sand
/ˈsænd/
noun
plural sands
Britannica Dictionary definition of SAND
1 
[noncount] : the very tiny, loose pieces of rock that cover beaches, deserts, etc.
— see also quicksand
2 
a  [noncount] : an area of sand
b  sands [plural] literary : the beach or desert

head in the sand

— see 1head

shifting sands

— used to refer to changes that happen as time passes

the sands of time

— used to refer to the passage of time
2 sand /ˈsænd/ verb
sands; sanded; sanding
2 sand
/ˈsænd/
verb
sands; sanded; sanding
Britannica Dictionary definition of SAND
1 
: to make the surface of something smooth by rubbing it with sandpaper
[+ object]
— often + down
[no object]
2 
[+ object] US : to spread sand over (an icy street, sidewalk, etc.) : to cover (something) with sand