ETYM Latin plebeius, from plebs, plebis, the common people: cf. French plébéien.
Of the common people of ancient Rome.
Of the common people or vulgar classes.

One of the common people; SYN. pleb.
Person of common people or lower classes
Roman citizen who did not belong to the privileged class of the patricians. During the 5th–4th centuries bc, plebeians waged a long struggle to win political and social equality with the patricians, eventually securing admission to the offices formerly reserved for patricians.