An additional person hired to play a minor part in a film, television show, or stage production, often without speaking lines. The movie required hundreds of extras to fill the stadium scene.
Something that is added to an existing amount or number, often for an additional cost. The hotel room came with several extras, including a minibar and a balcony view.
An additional charge or fee for something beyond the basic service or product. The car rental company charged an extra for GPS navigation.
In cricket, a run scored that is not credited to a batter, such as one resulting from a wide, no-ball, bye, or leg-bye. Australia reached 250 for nine, with seventeen of those runs coming as extras.