pie in the sky
US /paɪ ɪn ðə skaɪ/
UK /paɪ ɪn ðə skaɪ/

1.
angan-angan kosong, khayalan, impian yang tidak mungkin
an idea or plan that is pleasant to imagine but impossible to achieve
:
•
His dream of becoming a millionaire overnight is just pie in the sky.
Impiannya untuk menjadi jutawan dalam sekelip mata hanyalah angan-angan kosong.
•
The politician's promises sounded like pie in the sky to many voters.
Janji-janji ahli politik itu kedengaran seperti angan-angan kosong bagi ramai pengundi.