pipe dream

noun

: an illusory or fantastic plan, hope, or story

Synonyms of pipe dream

• dream
• illusion
• daydream
• fantasy
• vision
• castle in the air
• castle in Spain

Examples of pipe dream in a Sentence

His plan for starting his own business was just a pipe dream.

opening our own restaurant has long been a pipe dream

Recent Examples on the Web

That number was still a pipe dream weeks later when, as the story goes, Mary Kay borrowed twelve dollars to hightail it to Dallas for a Stanley sales rally. — Lauren Michele Jackson, New Yorker, 15 July 2026

Besides being the degenerate son of Priscilla Presley, and asking the public to fund this pipe dream, there's so much else to parse. — Joe Kinsey Outkick, FOXNews.com, 14 July 2026

United Auto Workers President Shawn Fain's pitch for a four-day workweek for assembly workers was brushed aside as a pipe dream. — Brittney Melton, NPR, 13 July 2026

Taking it from pipe dream to passing peloton requires an abundance of conversations and connecting roots. — Andy McGrath, New York Times, 11 July 2026

Word History

Etymology

from the fantasies brought about by the smoking of opium

First Known Use

1890, in the meaning defined above

Rhymes for pipe dream

• academe
• cherubim
• elohim
• episteme
• seraphim
• abeam
• airstream
• bloodstream
• daydream
• downstream
• esteem
• extreme

Kids Definition

pipe dream

noun

: an unreal and fantastic idea, wish, or story