n.
(pl. legacies)
- an amount of money or property left to someone in a will.
- something handed down by a predecessor.
adj.
Computing denoting hardware or software that has been superseded but is difficult to replace because of its wide use.
Etymology
ME (also denoting the function or office of a legate): from OFr. legacie, from med. L. legatia ‘legateship’, from legatus (see legate).