a sandy vagina; someone who is annoying or ruining an otherwise good time; someone who shoots down every idea a group comes up with; a negative controlling cunt bag female
tom: hey what do you want to do?
jerry: lets go see that new awesome block buster movie.
sandy: movies are so fucking lame
tom: how bout we get some beers
sandy: god you always drink you're such an alcoholic
tom and jerry: god damn it why are you such a sandy badge?