(1):
(a.) Not filled or occupied by an incumbent, possessor, or officer; as, a vacant throne; a vacant parish.
(2):
(a.) Empty of thought; thoughtless; not occupied with study or reflection; as, a vacant mind.
(3):
(a.) Abandoned; having no heir, possessor, claimant, or occupier; as, a vacant estate.
(4):
(a.) Deprived of contents; not filled; empty; as, a vacant room.
(5):
(a.) Unengaged with business or care; unemployed; unoccupied; disengaged; free; as, vacant hours.