To be "slow on the boner" is to suffer from temporary erectile dysfunction at inconvenient times, such as pre-coitus. Less commonly, the term is also applied to the refractory period.
"I was ready to go ham, but I was slow on the boner so I decided to go down on her first."
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.