Exhibitition (often via a photo or video) of the breasts and/or cleavage of a woman, in such a manner that her identifying features are not visible, but are obscured or omitted, so her identity remains concealed.
Lady: "Posting a selfie of my boobs online could get me in hot water - I had better make sure I keep my face out of the shot to maintain my anonymititty."
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.