n. (Bot.) The fruit of a trailing leguminous plant (Arachis hypogæa); also, the plant itself, which is widely cultivated for its fruit. [ 1913 Webster ]

☞ The fruit is a hard pod, usually containing two or three seeds, sometimes but one, which ripen beneath the soil. Called also earthnut, groundnut, and goober. [ 1913 Webster ]

. A paste made by mixing ground fresh roasted peanuts with a small quantity of water or oil, and used chiefly as a relish on sandwiches, etc. [ Webster 1913 Suppl. ]

. 1. The cheapest seats in a theater, being typically those farthest from the stage, as in the uppermost balcony. [ PJC ]

2. In a television show for children, the section where visiting children sit as guests during the performance. [ PJC ]

3. Hence: Any group of children, or the chidren in a group of people; as, let's have no noise from the peanut gallery. [ Colloq. ] [ PJC ]