An expression used to signify a menial or fruitless task; frequently to be preformed by someone not of sound mind or full capacity.
Giving money directly to a hopeless alcoholic to help him improve his situation is like pounding sand down a rathole.
by modtrtr March 06, 2009
When a man and woman are having sex on a beach and the sand gets in her pussy, so when you put it in if feels like sand paper around your dick.
by Fia :) June 07, 2025