Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Adjective: unsound (unsounder,unsoundest)  ,ún'sawnd
  1. Not in good condition; damaged or decayed
    "an unsound foundation"
  2. Not sound financially
    "unsound banking practices"
  3. Containing or based on a fallacy
    "an unsound argument";
    - fallacious
  4. Suffering from severe mental illness
    "of unsound mind";
    - mentally ill, unstable
  5. Physically unsound or diseased
    "an unsound limb"; "unsound teeth";
    - bad, unfit
  6. Of e.g. advice

Derived forms: unsounder, unsoundest

See also: bad, broken, corroded, damaged, decayed, high-risk, injured, insane, invalid, long, risky, rotted, rotten, speculative, undependable, unfit, unhealthy, unreliable, unwholesome, wildcat

Antonym: sound

Encyclopedia: Unsound