What is "EMPTY" ?

From Middle English empty, Old English ǣmtig (“vacant, empty, free, idle, unmarried”) / ǣmetta (“leisure”) < ǣ- (“without”) + -mett(a), a particle meaning "must, obligation, need, ability", Proto-Germanic *mōtiþō (“ability, accommodation”), akin to Old English mōtan (“must, might, have to”), geǣmtigian (“to empty”).

–adjective

1.

containing nothing; having none of the usual or appropriate contents: an empty bottle.

2.

vacant; unoccupied: an empty house.

3.

without cargo or load: an empty wagon.

4.

destitute of people or human activity: We walked along the empty streets of the city at night.

5.

destitute of some quality or qualities; devoid (usually fol. by of ): Theirs is a life now empty of happiness.

6.

without force, effect, or significance; hollow; meaningless: empty compliments; empty pleasures.

7.

not employed in useful activity or work; idle: empty summer days.

8.

Mathematics . (of a set) containing no elements; null; void.

9.

hungry: I'm feeling rather empty—let's have lunch.

10.

without knowledge or sense; frivolous; foolish: an empty head.

11.

completely spent of emotion: The experience had left him with an empty heart.

–verb (used with object)

12.

to make empty; deprive of contents; discharge the contents of: to empty a bucket.

13.

to discharge (contents): to empty the water out of a bucket.

–verb (used without object)

14.

to become empty: The room emptied rapidly after the lecture.

15.

to discharge contents, as a river: The river empties into the sea.

–noun

16.

Informal . something that is empty, as a box, bottle, or can: Throw the empties into the waste bin.