Fraternal twins (one male and one female) who have fraternal twins themselves (one male and one female) who have fraternal twins themselves (one male and one female)... and so on
"Hey John, I was talking to your sister, and from your family tree, it looks like you guys had a pretty bad case of twinception, like 6 generations in-bred"
"That's no big deal, my twins might be in high school and having sex on a regular basis, and one of them have double-down syndrome, but it isn't any different than my household growing up... Like father and mother, like son and daughter i guess."
A Shackteau is a humble, weather-beaten, structurally questionable shelter located in a spectacular or highly coveted place—Wales, Jackson Hole, Sun Valley, Crested Butte, coastal Maine, the Alps—where the building itself may be worth almost nothing, but the dirt, view, access, and mythology make it absurdly valuable.
In use:
Shackteâu - We thought it was an abandoned shed until the realtor called it a rare alpine Shackteâu with unobstructed views and listed it for $2 million.