noun. (Judaism) a period of seven days of mourning after the death of close relative.
1. Noun, singular or mass However, people sitting shivah should always welcome guests, even guests they don't know very well, and they are bound to appreciate your visit. 2. Adjective If the mourner has lost a parent, he should wear the ribbon for all seven days of the shivah period and may choose to wear it for 30 days.