Family - Definition

1.  
   1. A fundamental social group in society typically consisting of one or two parents and their children.
   2. Two or more people who share goals and values, have long-term commitments to one another, and reside usually in the same dwelling place.
2. All the members of a household under one roof.
3. A group of persons sharing common ancestry. See Usage Note at collective noun.
4. Lineage, especially distinguished lineage.
5. A locally independent organized crime unit, as of the Cosa Nostra.
6.  
   1. A group of like things; a class.
   2. A group of individuals derived from a common stock: the family of human beings.