/ek"streuh/ , adj.
1. beyond or more than what is usual, expected, or necessary; additional: an extra copy of a newspaper; an extra charge.
2. larger or better than what is usual: an extra binding.
n.
3. something extra or additional: the little amenities and extras that make life pleasant.
4. an additional expense.
5. a special edition of a newspaper, other than a regular edition.
6. something of superior quality.
7. Motion Pictures , Television. a person hired by the day to play a minor part, as a member of a mob or crowd.
8. an additional worker.
9. Usually, extras . Cricket. a score or run not made from the bat, as a bye or a wide.
adv.
10. in excess of the usual or specified amount: an extra high price.
11. beyond the ordinary degree; unusually; uncommonly: done extra well; extra large.
[ 1770-80; by shortening of EXTRAORDINARY ]