void, vacancy, emptiness, vacuum -- (an empty area or space; "the huge desert voids"; "the emptiness of outer space"; "without their support he'll be ruling in a vacuum")
vacuum, vacuity -- (a region that is devoid of matter)
vacuum, vacuum cleaner -- (an electrical home appliance that cleans by suction)
Overview of verb vacuum
The verb vacuum has 1 sense
vacuum, vacuum-clean, hoover -- (clean with a vacuum cleaner; "vacuum the carpets")