deprived of contents; not filled; empty; as, a vacant room.-unengaged with business or care; unemployed; unoccupied; disengaged; free; as, vacant hours.-not filled or occupied by an incumbent, possessor, or officer; as, a vacant throne; a vacant parish.-empty of thought; thoughtless; not occupied with study or reflection; as, a vacant mind.-abandoned; having no heir, possessor, claimant, or occupier; as, a vacant estate.