castle in the air


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castle in the air

or

castle in Spain

n
a hope or desire unlikely to be realized; daydream

cas′tle in the air′


n.
a fanciful or impractical notion or hope; daydream. Also called cas′tle in Spain′.
[1570–80]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.castle in the air - absentminded dreaming while awakecastle in the air - absentminded dreaming while awake  
dreaming, dream - imaginative thoughts indulged in while awake; "he lives in a dream that has nothing to do with reality"

castle in the air

noun
A fantastic, impracticable plan or desire: