Black-n-White - refers to interracial couple. When a black girl goes out with a white boy or white boy with a black girl.
May also be referred to black-n-white homosexual couple.
(Not to be confused with BMW car)
1: "-Hey, man check out that BNW over there?
-Nice :) "
2: "-Dude did you ever tried BNW date?
-You should. Its fun!"
3: "-Yo man, Miami has so much BNW!
-Yeah, I kinda noticed that too."