too bad to be protected from criticism:
morally indefensible The war is morally indefensible.
His opinions/attitudes are completely indefensible.
not able to be protected against attack:
indefensible borders
too bad to be protected from criticism:
morally indefensible The war is morally indefensible.
His opinions/attitudes are completely indefensible.
not able to be protected against attack:
indefensible borders
(of behavior) so bad that it cannot be defended against criticism:
His actions in destroying the tapes were indefensible.