Ruinous - Definition

adj 1: extremely harmful; bringing physical or financial ruin;
"a catastrophic depression"; "catastrophic illness"; "a
ruinous course of action" [syn: catastrophic,
ruinous]
2: causing injury or blight; especially affecting with sudden
violence or plague or ruin; "the blasting effects of the
intense cold on the budding fruit"; "the blasting force of
the wind blowing sharp needles of sleet in our faces"; "a
ruinous war" [syn: blasting, ruinous]