from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A fantastic notion or vain hope.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A plan, desire, or idea that will not likely work; a near impossibility.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a fantastic but vain hope (from fantasies induced by the opium pipe)
From the fantasies induced by smoking a pipe of opium.(American Heritage® Dictionary of the English Language, Fourth Edition)
From the fantasies experienced when smoking an opium pipe. (Wiktionary)