From un- + defensible. <span class="searchmatch">undefensible</span> (comparative more <span class="searchmatch">undefensible</span>, superlative most <span class="searchmatch">undefensible</span>) Not defensible....
defended): defendable indefensible defensibility defensibleness defensibly <span class="searchmatch">undefensible</span> capable of being defended capable of being justified Benefields...