Main Entry: un·sound Pronunciation: "&n-'saund Function: adjective : not sound: as a: not healthy or whole b: not mentally normal : not wholly sane unsound mind> c: not firmly made, placed, or fixed d: not valid or true unsound argument> —un·sound·lyadverb —un·sound·nessnoun
Main Entry: un·sound Pronunciation: -'saund Function: adjective : not sound: as a: not healthy or whole unsoundlimb> unsound horse> b: not mentally normal : not wholly sane unsound mind> c: not fit to be eaten <unsoundfood> —un·sound·nessnoun