Angel-wing like pattern created on sheets, furniture, or other upholstered material by sweat on the bottom partners butt during extended and/or vigorous sexual activity, especially of the cowgirl and reverse cowgirl variety.
Named for its similarity to imprinting the pattern of your moving arms and legs in snow to create a "snow angel".
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.