noun Etymology: perhaps from la-la nonsense syllables in the refrains of songs Date: 1983 a euphoric dreamlike mental state detached from the harsher realities of life
LA-LA LAND
Meaning of LA-LA LAND in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012