Evidently not a real sovereign state, however the word is a pun on the suffix "stan", which is common in Muslim areas. Sand nigger is a term used offensively against Arab and/or Muslim people. So it means generically an Arab and/or Muslim country.
"look, if Muslims and Arabs hate Western culture and still live here, shouldn't they go back to sandniggerstan?"
A derogatory term referring to a variety of people including: homosexual Latinos with ghetto personalities, homosexual blacks with Latino personalities, Latino-blacks with homosexual mannerisms, and niggerfaggots with Latino mannerisms.
Most spicniggerfaggots suffer mental breakdowns, as their natural urge to perform cheap labor is conflicts with their urge to not work at all.
Someone of Arabic descent since most their land is covered in sandy deserts and they resemble black Africans. Mediterrean Europeans, Iranians, Turkish, Caucus people, Hebrew people, and SouthCentral Asians cannot be sandniggers because most of their lands or not sandy deserts and they are white Caucasians. this word is often used by westerners to refer to A-rabs.