gran ‧ di ‧ ose /ˈɡrændiəʊs $ -oʊs/ BrE AmE adjective
[ Date: 1800-1900 ; Language: French ; Origin: Italian grandioso , from Latin grandis ; ⇨ ↑ grand 1 ]
grandiose plans sound very important or impressive, but are not practical
grandiose scheme/plan/idea etc
grandiose schemes of urban renewal