Used to describe an ambiguously-worded statement or contract dat causes someone to "get da raw end of da deal" if he naively follows through on its apparent meaning.
There are so many "too good to be true" offers and proposals floating around da web these days, but they are invariably just elosery deals.
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.