"dude, don't be such a negative blackburn  "who's that" "oh, don't mind him, he's a serious blackburn"  "please don't pull a blackburn on me
the art of being overly negative constantly and falling out with family and friends
""dude, don't be such a negative blackburn  "who's that" "oh, don't mind him, he's a serious blackburn"  "please don't pull a blackburn on me" What is the definition of "blackburn"?