containing nothing; having none of the usual or appropriate contents

an empty bottle.

vacant; unoccupied

an empty house.

without cargo or load

an empty wagon.

destitute of people or human activity

We walked along the empty streets of the city at night.

destitute of some quality or qualities; devoid (usually fol. by of )

Theirs is a life now empty of happiness.

without force, effect, or significance; hollow; meaningless

empty compliments; empty pleasures.

not employed in useful activity or work; idle

empty summer days.

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

hungry

I'm feeling rather emptylet's have lunch.

without knowledge or sense; frivolous; foolish

an empty head.

completely spent of emotion

The experience had left him with an empty heart.

to make empty; deprive of contents; discharge the contents of

to empty a bucket.

to discharge (contents)

to empty the water out of a bucket.

to become empty

The room emptied rapidly after the lecture.

to discharge contents, as a river

The river empties into the sea.

Informal . something that is empty, as a box, bottle, or can

Throw the empties into the waste bin.