Often occurs during coitus when one's partner makes a retarded animal sound causing one to flip them on their back like a farmer and pound it out like a rodeo star; The mess it leaves behind requires a calf style cleaning where one's partner licks everything clean.
Brooo, she honked like a downsyndrome goose so I flipped her over, held her wings, and started mutton busting.
EX. 2: She wanted me to take her mutton busting so I told her to be a baaaaad gurl and I'll call the farmer.
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.