An expression of difficulty. This will often be said repeatedly while doing something difficult that you have to do and want to get finished. It originated in amateur firewalking as a way to create a mental image that no, your feet are not burning.
Joe ran through the bullet-riddled alley, muttering "cool wet grass cool wet grass cool wet grass" under his breat
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.