EXTRA

noun

1. Something additional, such as an item above and beyond the ordinary school curriculum, or added to the usual charge on a bill.
2. An extra edition of a newspaper, which is printed outside of the normal printing cycle.
3. A run scored without the ball having hit the striker's bat - a wide, bye, leg bye or no ball.

adjective

1. Beyond what is due, usual, expected, or necessary; extraneous; additional; supernumerary.
2. Extraordinarily good; superior.
3. Over the top; going beyond what is normal or appropriate, often in a dramatic manner.

adverb

1. To an extraordinary degree.