KJV Dictionary Definition: ruinous
RU'INOUS, a. l. ruinosus.
1. Fallen to ruin; entirely decayed; demolished; dilapidated; as an edifice, bridge or wall in a ruinous state.
2. Destructive; baneful; pernicious; bringing or tending to bring certain ruin. Who can describe the ruinous practice of intemperance?
3. Composed of ruins; consisting in ruins; as a ruinous heap. Is. 17.
RU'INOUSLY, adv. In a ruinous manner; destructively.
RU'INOUSNESS, n. A ruinous state or quality.