Incapable of being held; untenable; not defensible; as, an intenable opinion; an intenable fortress.
(a) One of the larvæ of various species of snapping beetles, or elaters; -- so called from their slenderness and the uncommon hardness of the integument. Wireworms are sometimes very destructive to the roots of plants. Called also wire grub. (b) A galleyworm.