/yoor"im, oor"-; thum"im, toom"-/ , Judaism.
objects, possibly made of metal or precious stones and inscribed with symbols, worn in the breastplate of the high priest and used, perhaps like lots, to determine God's response to a question answerable by "yes" or "no." Ex. 28:30.
[ 1530-40; partial trans. of Heb urim wathummim ]