An exclamation of surprise akin to "holy shit," designed for situations or events for which it would be necessary to use something crazier than "holy fucking shit."
Max: "Hey look, you're ex is making out with that guy you hate!"
Me: "Holy fucking chicken-fried shit patties!"
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 $2million.