■ noun ( plural legacies )
1》 an amount of money or property left to someone in a will.
2》 something handed down by a predecessor.
■ adjective Computing denoting hardware or software that has been superseded but is difficult to replace because of its wide use.
Origin
ME (also denoting the function or office of a legate): from OFr. legacie , from med. L. legatia 'legateship', from legatus (see legate ).