Short for “holy shit I’m dying” (pronounced “aych-sid”), is used jokingly to say something is extremely funny. Similar to: "lmao", "lol", "lmfao" or "I'm dying".
Jude: The most embarrassing thing just happened to me, I fell down the stairs at school and knocked people down with me. People were staring at me and laughing.
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.