Noun | 1. | vacuum - the absence of matter Synonyms: vacuity |
2. | 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" | |
3. | vacuum - a region empty of matter Synonyms: vacuity | |
4. | vacuum - an electrical home appliance that cleans by suction Synonyms: vacuum cleaner | |
Verb | 1. | vacuum - clean with a vacuum cleaner; "vacuum the carpets" Synonyms: hoover, vacuum-clean |