Intention: To have each other's backs, even on days we'd like to through the blow dryer into their bath water.
Principle 7: Empathy starts at home, here with us.
Interpretation: Urban dictionary has it covered: A group of people, usually of the same blood (but do not have to be), who genuinely love, trust, care about, and look out for each other. Not to be mistaken, with relatives sharing the same household who hate each other.