noun.
A bird; a birdling.
noun.
The completion of a hole one stroke below par.
noun.
A shuttlecock.
noun.
An electromagnetic signal generated from within an electronic device.
noun.
A certain rude gesture in some countries, formed with the middle finger.
noun.
A certain rude gesture in some countries, formed with the middle and index fingers.
verb.
To score a birdie.
verb.
To score a birdie.