Webster 1913 Edition
Not sound; not whole; not solid; defective; infirm; diseased.–
Webster 1828 Edition
1.Not sound; defective; as unsound timber.
2.Infirm; sickly; as unsound in health; an unsound constitution.
3.Not orthodox; defective; as unsound in faith; unsound doctrine.
4.Not sound in character; not honest; not faithful; not to be trusted; defective; deceitful.
5.Not true; not solid; not real; not substantial; as unsound pleasures; unsound delights.
6.Not close; not compact; as unsound cheese.
7.Not sincere; not faithful; as unsound love.
8.Not solid; not material.
9.Erroneous; wrong; deceitful; sophistical; as unsound arguments.
10.Not strong; as unsound ice.
11.Not fast; not calm; as unsound sleep.
12.Not well established; defective; questionable; as unsound credit.