[n] a recklessly extravagant consumer
[adj] very generous; "distributed gifts with a lavish hand"; "the critics were lavish in their praise"; "a munificent gift"; "his father gave him a half-dollar and his mother a quarter and he thought them munificent"; "prodigal praise"; "unsparing generosity"; "his unstinted devotion"; "called for unstinting aid to Britain"
[adj] marked by rash extravagance; "led a prodigal life"
[adj] recklessly wasteful; "prodigal in their expenditures"