five o'clock shadow
US /ˌfaɪv əˈklɑːk ˈʃædoʊ/
UK /ˌfaɪv əˈklɑːk ˈʃædoʊ/

1.
barbe de trois jours, ombre de cinq heures
a slight growth of beard visible on a man's face late in the day, after he has shaved in the morning
:
•
He had a rugged charm with his prominent five o'clock shadow.
Il avait un charme robuste avec sa barbe de trois jours proéminente.
•
By late afternoon, he always had a noticeable five o'clock shadow.
En fin d'après-midi, il avait toujours une barbe de trois jours notable.