A dirty Ally is when you take a ride on the face of someone with cerebral palsy. While riding on their wheelchair with your penis in their mouth shouting dirty Ally, dirty Ally.
Kenny went round his mates house and went upstairs to his mates sister's room to get himself a dirtyAlly
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.