(boys who attended yeeyee university) unreliable, tend to dip, statistically likely to leave/cheat/join military, drink 24 packs of beer all by themselves, can be associated tightly with the phrase "hold my beer" followed by performing a dangerous act (typically involving a tractor or four wheeler)
He is such a yeeboi.
God, I love me some yee bois.
My town is full of yee bois.
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.