The somewhat deformed shape of the upper shaft and tip of penis (area around foreskin) after a long night of sexual labor via sexual intercourse or handwork.
"Ah man, my penis looks like it's been ran over and beaten to death..."
"Dude, you must have a serious case of pork dick."
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.