A sexual act performed when you are fucking a girl doggy and while fucking, you suck your thumb briefly then stick your thumb up the girls ass with your nail facing down towards her pussy and then turn your hand 90 degrees.
Yo, Stacy told me to turn the key last night and it really turned her on to the point she was gushing all up on me.
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.