1.NounAn issue that is subject to, or open for, discussion or debate, to which no satisfactory answer is found; originally, one to be definitively determined by an assembly of the people.
2.NounAn issue hardly worth debating because it is no longer practically applicable.
"Until we rebuild downtown, whether we build more parking spaces is a moot point.; Who really owned that horse is a moot point now that it has run away."