Family fucker Share definition Flag A person who fucks multiple members of the family. This includes the father, mother, brother(s), sister(s) and so on. When I spent the night at my boyfriends house I was so horny I ended up becoming a family fucker. Family fucker by lalaloveless July 28, 2016 0 0 Get merch Get the Family fucker mug. Buy Now — $32.95 See more merch