When non-American people are serious about getting a task done The reverse of the common term "line in the sand" makes every one know you mean business and that you are the "boss".
by sausagefest12 March 11, 2019

The practice of leaving a message in the sand to be washed away with an incoming tide. Best practice involves writing the message at outgoing/low tide to ensure maximum viewing period.
Origin: campus point @ UC Santa Barbara
Origin: campus point @ UC Santa Barbara
by bhba March 16, 2011

The results of leaving your make up on all night. It typically causes the mascara to come off weirdly in the morning and can feel like gluing one's eyes shut.
Girl One: "Awww! After that party last night, I passed out without taking my make up off."
Girl Two: "Oh, don't tell me you have sleep sand?"
Girl One: "Ugh. Yeah I do. It's going to take 20 minutes just to remove it."
Girl Two: "Oh, don't tell me you have sleep sand?"
Girl One: "Ugh. Yeah I do. It's going to take 20 minutes just to remove it."
by ThePlatypus July 16, 2010

by fortnite battlegang August 6, 2022

by Chris K from K-town January 27, 2009

The mexican corn chip santitas. But when mixed in with some liquor the bag appears to say San Titties.
by MarkDjoker February 3, 2012
