A Fred Family is a functional family that is 100% happy and content without any dysfunctions, typically consists of 2 parents and 3 children.
Ideally, a normal family has issues or grudges while a Fred Family is something most people don't have
"Why can't you hang out this weekend?"
"I'm playing board games with my family, it's very fun and we have a good time!"
"Dude you have such a Fred Family..."