it basically means "what the fuck" but funnier since if you get cut mid-sentence, you have to start over, making it 2x funnier than it was before, because that's how broken my humor is.
person no 1: "hey...hey, what the frick-frack snick-snack paddy-wack diddly-dack crack-pot slap biofeed back-pack slap thumbtack sidetack tic-tac do you think you're doing, sir?"
person no 2: "mind your own damn business."
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.