When two homosexualmen are done having unprotected anal sex, and they pull out their hard, shit-covered penis' and proceed to "duel" with them.
At the end of a mutual, hard, sweaty session of unprotected anal poundage, Adam withdrew from Sheldon and challenged him to a healthy bout of Rusty Fencing.
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.