adj: To get figuratively raped so badly that it is as if three horses shoved their largemeat into three orifice's of your body and ripped you into pieces.
Tom: What did you think of the quiz yesterday?
Sarah: It was three horses bad.
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.