1 void, unfilled, hollow, bare, barren, vacant, unfurnished, unadorned, undecorated; emptied, drained, spent, exhausted:
That empty space on the wall needs a painting.
2 vacant, unoccupied, uninhabited, untenanted:
He finally found an empty flat with two bedrooms.
3 deserted, desolate, uninhabited, wild, waste, bare, barren; forsaken:
He wandered for days on the empty moor.
4 trivial, insincere, hypocritical, hollow, cheap, worthless, valueless, meaningless, insignificant, insubstantial, unsatisfying, idle:
His promises were merely words, empty words.
5 vacant, blank, deadpan, expressionless, poker-faced; vacuous, fatuous, stupid, foolish, inane:
He looked at me with that empty expression of his.
6 blank, clean, new, unused, clear:
On an empty page write your name and the date.
7 empty of. devoid of, lacking (in), wanting, in want of, deficient in, destitute of, without, sans:
Their hearts are empty of compassion.
8 clear, remove, take out or away, put out, cast or throw out, eject; vacate, evacuate; dump, drain, exhaust, pour out, void, discharge, unload:
Thieves emptied everything from the house. The police are emptying the building because of a bomb scare. Empty these bottles outside.