1. Coűteux.
2. Inabordable.
Extremely harmful; bringing physical or financial ruin; SYN. ruinous.
ETYM Cf. French désastreux. Related to Disaster.
Attended with suffering or disaster; very unfortunate; calamitous; ill-fated.
ETYM Latin ruinosus: cf. French ruineux. Related to Ruin.
Leading to or causing ruin.