be in cloud-cuckoo land

To believe in or be absorbed by unrealistic, idealized, and/or fanciful ideas that are beyond the realms of possibility. If Tom thinks he'll be able to live off his bad poetry, he's in cloud-cuckoo land!

Common Names:

Name	Pronounced	Usage
'Uri	-	Biblical Hebrew
Tau	-	Southern African, Tswana, Sotho
Sal	[sæl]
Wasyl	-	Ukrainian
Avgusta	-	Slovene
Leif	LAYF	Swedish, Norwegian, Danish