"establish," late 13c., from O.Fr. founder, from L. fundare "to lay the bottom or foundation of something," from fundus "bottom, foundation" (see fund (n.)). Related: Founded; founding.
"cast metal," late 14c., from M.Fr. fondre "pour out, melt, mix together," from O.Fr. fondre, from L. fundere "melt, cast, pour out," from PIE *gheud-, from root *gheu- "to pour" (cf. Goth. giutan, O.E. geotan "to pour").