Heavy paper coated on one side with sand or other abrasive material and used for smoothing surfaces. (noun)
To rub with or as if with sandpaper. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "sandpaper" in a sentence
"I had to use very fine grain sandpaper to get rid of one big scratch, but now the whole screen is hazy."
"Something a lot more important is that I finally cut off my goatee, tears were shed and stories told then WHAM! after seven months of growth my manly mug was as smooth as a babies butt with fine grain sandpaper stuck to it."
"Cards upon which the single letters of the alphabet are mounted in sandpaper; larger cards containing groups of the same letters."