Deprived of contents; not filled; empty; as, a vacant room.
- Containing nothing; empty.
- Without an incumbent or occupant; unfilled: a vacant position.
- Not occupied or put to use: a vacant lot.
- Law Not claimed by an heir: a vacant estate.
- Lacking intelligence or knowledge: a vacant mind.
- Lacking expression; blank: a vacant stare.
- Not filled with any activity: vacant hours. See Synonyms at empty.