vacancyEnglishOxford Dictionary of Englishvacancy /ˈveɪk(ə)n(t)si / ▸ noun (plural vacancies) 1 an unoccupied position or job: a vacancy for a shorthand typist. ▪ an available room in a hotel or other establishment providing accommodation: vacancies in local authority homes. 2 [mass noun] empty space: Cathy stared into vacancy, seeing nothing. 3 [mass noun] lack of intelligence or understanding: vacancy, vanity, and inane deception.