"putting the the whole part of the mouth piece of a pipe  in your mouth then passing it to a friend  friend:"dude you nigger lipped it""
when smoking out of a pipe or cigarette you put it too much in your mouth and get your saliva on it
""putting the the whole part of the mouth piece of a pipe  in your mouth then passing it to a friend  friend:"dude you nigger lipped it""" What is the definition of "nigger lipped"?