noun one of the common people, or lower rank of men.
2. plebeian ·adj of or pertaining to the roman plebs, or common people.
3. plebeian ·noun one of the plebs, or common people of ancient rome, in distinction from patrician.
4. plebeian ·adj of or pertaining to the common people; vulgar; common; as, plebeian sports; a plebeian throng.