Pr. Noun: (Anatomy) A small protrusion of cartilage encasing the Spooch Gland at the base of the spine, occuring as a rare mutation in the human species. It is shaped like a pentagonal Stegosaurus plate, and the gland it contains secretes a hormone that allows metamorphisis into a unicorn.
1: "Wow! How did you do that? Are you an Animorph?!?"
2: "Do not question the power of the Squeeglyspooch"
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.