American English

Definition of la-la land noun from the Oxford Advanced American Dictionary


la-la land

NAmE//ˈlɑ lɑ ˌlænd//
[uncountable] (informal) (disapproving)
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if you say that someone is living in la-la land, you mean that they do not understand what a situation is really like, but think it is much better than it is
See the Oxford Advanced Learner's Dictionary entry: la-la land