to furnish with money or its equivalent, as a permanent fund for support; to make pecuniary provision for; to settle an income upon; especially, to furnish with dower; as, to endow a wife; to endow a public institution.-to enrich or furnish with anything of the nature of a gift (as a quality or faculty); -- followed by with, rarely by of; as, man is endowed by his maker with reason; to endow with privileges or benefits.