tea-urn noun1 •An urn or pot, with a gravity-fed tap at the bottom, used to hold hot water, hot tea or hot coffee.With the money that you have in hand, you may purchase, my dear, at your most convenient time, a tea-urn; that which we have at present having never been handsome, and being now old and patched. — 1836 formstea urns · tea-urns