flip (one) the bird
To raise the middle finger (a rude gesture of anger or displeasure) at one. What are you flipping me the bird for, I didn't even say anything insulting! I flipped my brother the bird after he said that he'd never seen a worse basketball player than me.
flip someone the bird
stick your middle finger up at someone as a sign of contempt or anger. US informal 1994 Washington Post Magazine We could simultaneously honour America, break the law and flip the bird to all the do-gooders.
flip/give/shoot somebody the ˈbird
(American English, slang) make a rude sign at somebody with your middle fingerflip someone the bird
tv. to give someone the finger; to display the digitus impudicus to someone. Max flipped the cop the bird—and that was just the wrong thing to do.