daytime; midday; broad daylight
Often used in formal or emphatic contexts, especially to stress that something happens in broad daylight. Can be used as a noun or adverbially.
A robbery occurred in broad daylight.
白昼、街を歩く人は少なかった。
Few people were walking around the town at midday.
daydream; waking dream
openly in broad daylight; brazenly in public
openly in broad daylight; brazenly in public
Compound of 白 (white, clear) and 昼 (daytime), literally 'white day', emphasizing the brightness of midday.