To have too much caffeine in your system to a point where you can no longer have proper train of thought.
Jim : "I guesstimated that!"
Karl : "what's guesstimation dude?"
Jim : "It's like guessing and estimating.......I don't know im really caffinated right now!"
Karl : "Take 5 Jim!"
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.