Meaning of flamboyant

(adj) marked by ostentation but often tasteless; "a cheap showy rhinestone bracelet"; "a splashy half-page ad"

elaborately or excessively ornamented; "flamboyant handwriting"; "the senator's florid speech"

(noun) showy tropical tree or shrub native to Madagascar; widely planted in tropical regions for its immense racemes of scarlet and orange flowers; sometimes placed in genus Poinciana