What is Sandmonster?
1.
When a person hides between the bed sheets and covers of another's bed and waits for them to lay down on top of them. Once they lay down, the person from below immediately grabs them like a monster that hunts in the sand
"Dude, Robert totally sandmonstered Chester!"
See
Random Words:
1.
1) A variation on the insult Your Mother. Can be more successful than your mother because when used right can also question a mans sexua..