give someone the finger

US /ɡɪv ˈsʌm.wʌn ðə ˈfɪŋ.ɡər/
UK /ɡɪv ˈsʌm.wʌn ðə ˈfɪŋ.ɡər/
"give someone the finger" picture
1.

jemandem den Mittelfinger zeigen, jemandem den Stinkefinger zeigen

to make an obscene gesture at someone by pointing the middle finger upwards as a sign of contempt or anger

:
The angry driver decided to give the other driver the finger after being cut off.
Der wütende Fahrer beschloss, dem anderen Fahrer den Mittelfinger zu zeigen, nachdem er geschnitten worden war.
It's rude to give someone the finger.
Es ist unhöflich, jemandem den Mittelfinger zu zeigen.