Meaning
An unrealistic hope or fantasy.
Origin
The allusion is to the dreams experienced by smokers of opium pipes.
The early references to the phrase all originate from in or around Chicago. The earliest I have found is from The Chicago Daily Tribune, December 1890:
"It [aerial navigation] has been regarded as a pipe-dream for a good many years."
This information was drawn from http://www.phrases.org.uk/meanings/283700.html
It originates from: The Midsummer Night's Dream by Shakespeare - if two people are together with one person's cheek right by another person's cheek (jowl), they are pretty close indeed.
A pipe dream is a fantastic but vain hope, or something that could never come true although you would wish for it. The origin is a reference to the fantasies that occur when smoking an opium pipe.
America! -This idiom is the Americanism for a dish of stir-fried noodles, brought to America by the speakers of the Taishan dialect of Chinese.
its from Tamil This metaphor dates from Roman times--Livy used it in his history of Rome--and it remains in common use.
This is a horse term. Flogging is beating with a whip. It does no good to beat a horse that is dead, because it will never get back up and work for you.
Shakespear Play
It originates from: The Midsummer Night's Dream by Shakespeare - if two people are together with one person's cheek right by another person's cheek (jowl), they are pretty close indeed.
confucius...
Third Annual Pipe Dream was created in 1974.
A pipe dream is something you're not going to get -- it's based on drug lore, using an opium pipe to dream. A bindle stiff is a hobo.
what is origin of the idioum race against the clock
This is an old idiom meaning an idle dream will yield nothing, but a positive dream coupled with prayer[ on your knees] has a much better chance of success .
A Pipe Dream - 1915 was released on: USA: 10 March 1915
Pipe Dream - 2011 was released on: USA: 11 January 2011
This is not an idiom that I have ever heard. Perhaps you mean an arm AND a leg, which is an exaggerated way of saying something is really expensive.
The cast of The Pipe Dream - 2006 includes: Crispin Lipscomb as himself
Pipe Dream - 2002 is rated/received certificates of: Australia:M Germany:o.Al. USA:R