vacation dayEnglishOxford Dictionary of Englishvacation day /vəˈkeɪʃn deɪ , veɪˈkeɪʃn deɪ / ▸ noun North American English a paid or unpaid day of leave taken as part of a specified yearly entitlement: the company provides employees 32 vacation days a year. ▪ a day of festivity or recreation when no work is done: Wednesday, September 19th is a vacation day for students.