Kiddush is a Jewish blessing recited over a cup of wine or grape juice to sanctify the Sabbath and Jewish holidays. It is typically performed at the beginning of the meal on these special days, marking the transition from the ordinary to the sacred. The word "Kiddush" means "sanctification" in Hebrew, reflecting its purpose of honoring the day. The ritual of Kiddush is often accompanied by a gathering of family and friends, emphasizing community and tradition. The blessing acknowledges the significance of the day and expresses gratitude for the gift of rest and spiritual renewal.