untenantable in English dictionary untenantable Meanings and definitions of "untenantable" (property) Unliveable or unuseful in its present state to purchaser, tenant or vendor. adjective (property) Unliveable-in or unuseful in its present state to purchaser, tenant or vendor. more Grammar and declension of untenantable untenantable ( comparative more untenantable, superlative most untenantable) untenantable (comparative more untenantable, superlative most untenantable) more Sample sentences with "untenantable" Declension Stem Try again Authors