(informal) Clipping of vacation. / (informal) Clipping of vacuum cleaner. / (informal) Clipping of vaccine.

To vacuum; to clean with a vacuum cleaner.

Initialism of Velvet Acid Christ.

(electrical) Initialism of volt of alternating current.

(obsolete, marketing, science fiction, computing, mid-20th century) Used in the naming of computer systems and computer models, due to the use of vacuum tubes as the functional elements of computers of the time.

plural of vac

Abbreviation of situations vacant: advertisements for job vacancies

(Australia, education, informal) In secondary and tertiary education, a period of non-teaching prior to examinations.

(BDSM) A device that produces a vacuum inside a latex envelope, used for sexual enclosure.

plural of vac bed