English Noun sabbath The Biblical seventh day of the week, observed as a day of rest in Judaism, starting at sundown on Friday till sundown on Saturday. Sunday, observed in Christianity as a day of rest. Friday, observed in Islam as a day of rest. A meeting of witches at midnight. Translations Dutch: sabbat m (1) French: sabbat m (1), shabbat m (1); dimanche m (2); vendredi m (3); sabbat m (4)