noun

• (uncountable) Members of one's family collectively.
  "I have a lot of family in Australia."
• A (close-knit) group of people related by blood, friendship, marriage, law, or custom, especially if they live or work together.
  "[…]This is not your hallmark im Ames, Iowa. And there is “family” working there . . . no radar like gaydar, I always say."
• (uncountable) Lineage, especially honorable or noble lineage.
  "Indeed, he married her for love. A whisper still goes about that she had not even 'family'; howbeit, Sir Leicester had so much family that perhaps he had enough and could dispense with any more."
• Any group or aggregation of things classed together as kindred or related from possessing in common characteristics which distinguish them from other things of the same order.
  "Magnolias belong to the family Magnoliaceae."

adj

• (gay slang) Homosexual.
  "I knew he was family when I first met him."