Nominally non-conformist. Descriptive of a person who, in his or her attempt to be original, has simply shifted group affiliations (e.e.c many goths, punks, bikers, or whiggers). Comes from the phrase building castles in the sky. Example: Chris: Did you see Jerry? What's with the spiked hair? I thought he liked 60s rock. John: Man, Jerry's gone all skycastles.
SKYCASTLES
Meaning of SKYCASTLES in English
Slang English vocab. Английский сленговый словарь. 2012