also plebian
1.
A person, especially one from an earlier period of history, who is ~, comes from a low social class.
ADJ: usu ADJ n
2.
If someone describes something as ~, they think that it is unsophisticated and connected with or typical of people from a low social class. (FORMAL)
...a philosophy professor with a cockney accent and an alarmingly ~ manner...
= common
? genteel
ADJ: usu ADJ n disapproval