What does brass nuckles tatto symbolize?

the brass knuckles symbol in the tattoo world is "love thy neighbor". the love thy neighbor tattoo is a representation of what people are capable of doing to one another. soo the literal meaning of this tattoo is screw friends , love your enemy. "love thy neighbor"

The whole meaning of this tattoo actually came from the Vietnam era, because things were so corrupt over there, people would turn on one another in a moments notice and they would say don't tust your brother over your enemy.