prop. n. The ship built by Noah according to God's command, as related in the bible. [ PJC ]

2. (Zool.) A marine bivalve shell (Arca Noae), which somewhat resembles an ark, or ship, in form. [ 1913 Webster ]

3. A child's toy, consisting of an ark-shaped box containing many different wooden animals. [ 1913 Webster ]

4. (Fig.) Anything having a wide and representative assortment of people or objects of a particular class; as, the bar scene in Star Wars was a Noah's Ark of almost every imaginable alien form.. [ PJC ]