Also known as negro, this term is a comical way of addressing an African(-American) usually used by the way of writing a letter or on the internet, as common speech would be interpreted as negro.

the "save" in which someone says when there is an african american around and happens to hear your racial slurs

1:when your knee joint increases in size

2:can also be used as a play on words

the reason black people are so tall....because their knee-grows.

Bastardization of the word Negros.

Kneegrow: A nickname given to a person of african american descent.