Botany Any of various photosynthetic, eukaryotic, multicellular organisms of the kingdom Plantae characteristically producing embryos, containing chloroplasts, having cellulose cell walls, and lacking the power of locomotion. Botany A plant having no permanent woody stem; an herb. A building or group of buildings for the manufacture of a product; a factory. The equipment, including machinery, tools, instruments, and fixtures and the buildings containing them, necessary for an industrial or manufacturing operation. The buildings, equipment, and fixtures of an institution: the entire plant of a university. A person or thing put into place in order to mislead or function secretly, especially: A person placed in a group of spectators to influence behavior. A person stationed in a given location as a spy or observer. A misleading piece of evidence placed so as to be discovered. A remark or action in a play or narrative that becomes important later. Slang A scheming trick; a swindle. To place or set (seeds, for example) in the ground to grow. To place seeds or young plants in (land); sow: plant a field in corn. To place (spawn or young fish) in water or an underwater bed for cultivation: plant oysters. To stock with spawn or fish. To introduce (an animal) into an area. To set firmly in position; fix: planted both feet on the ground. To establish; found: plant a colony. To fix firmly in the mind; implant: "The right of revolution is planted in the heart of man\u201d ( Clarence Darrow). To station (a person) for the purpose of functioning in secret, as by observing, spying, or influencing behavior: Detectives were planted all over the store. To place secretly or deceptively so as to be discovered or made public: planted a gun on the corpse to make the death look like suicide. To conceal; hide: planted the stolen goods in the warehouse. Slang To deliver (a blow or punch).