In modern usage, a polite term sometimes employed by black people to avoid using the word nigger. Meant to be derogatory, it denotes deep disrespect and disapproval.
Negro is commonly used by the Spanish people. Negro means black. Negro is also used outside of Spain like America to North Korea. Why it is so commonly used in America or other countries. The fact is we don't know. Maybe its that white people can say it. It is also similar to the word Ni" ger. But with 2 g's
Yo man a black Negro broke into my house
That fucking Negro
Go back to Nigeria you Negro
Negro piece of shit Fat ass Negro
yo a thick Negro just sucked me off
trump should ban all Negros
Spanish for black (only the color), however used in America as a pejorative directed towards black persons. Because of its historical use to derogate black people, it's no longer acceptable in America when referring to black persons.