- unsound⇄adv. unsoundly.
- unsound⇄noun unsoundness.
- unsound⇄unsound, adjective.
1. not in good condition; not sound.
Ex. A diseased mind or body is unsound. Unsound walls are not firm. An unsound business is not reliable.
2. not based on truth or fact; not valid.
Ex. an unsound doctrine, a