Having a grotesgue and disfigured head on the tip of a man's erect penis. It is caused by misuse and torture of one's cock. The bumpy helmet can cause a man to be off balance and fall over like a tethered bowling ball to your waist.
"Milton had a boner but due to his enormous bumpy helmet on the tip of his cock he lost his balance knocking Craig's reports off his desk."
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.