A person of low intellect, low or no personality or one who, no matter how hard they try, can't touch anything or undertake any task without it turning into poop but still thinks they are the bomb.
"There goes Tom"
"yeah, he's the Grand high pubah of the upper buttcrack."
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.