Liberal Dictionary English Dictionary
adjective
- not justifiable; inexcusable: indefensible behavior.
- incapable of being protected or defended against attack: an indefensible town.
- incapable of being defended against criticism or denial; untenable: indefensible argument.
adjective
- not justifiable or excusable
- capable of being disagreed with; untenable
- incapable of defence against attack
1520s, from in- (1) “not, opposite of” + defensible. Related: Indefensibly.