give (someone) the bird
idiomDefinition of give (someone) the bird
informal
1
or flip (someone) the bird, US
: to make an offensive gesture at someone by pointing the middle finger upward while keeping the other fingers folded down
He flipped them the bird.
2
British
: to loudly shout at, laugh at, or boo someone (such as a performer) in order to show disapproval
The audience gave him the bird.