in broad daylight

US /ɪn brɔd ˈdaɪt.laɪt/
UK /ɪn brɔd ˈdaɪt.laɪt/
"in broad daylight" picture
1.

白昼堂々, 公然と

during the day, when it is easy to see what is happening, often used to express surprise or shock that something illegal or inappropriate occurred openly

:
The robbery happened in broad daylight, right on the main street.
強盗は白昼堂々、大通りで起こった。
I can't believe they were arguing so loudly in broad daylight.
彼らが白昼堂々と大声で口論していたなんて信じられない。