A Scottish term meaning "old". scottish word for old. One who insists on basing life around rules, lists, cash, and perfectionism. An auld goes about life insisting complete and complete control over any task small or large that will or cannot include and even directly affect him/her. An auld feels that she or he is obviously "ahead of the online game" when in fact, the auld could be the butt of all of the jokes and it is seen by other individuals as comedic relief.