1. have a head in the clouds
2. daydreaming
I waste a lot of time daydreaming.
He is daydreaming.
3. daydream
He never paid attention in class and seemed to be in a permanent daydream.
He often just looks out of the window and starts to daydream.
English word "marzyć na jawie"(daydream) occurs in sets:
słówka dział 2