Definition of 平
- (n) something broad and flat; palm of the hand
人は昔地球は平だと思っていた。
People once held that the world was flat. - common; ordinary
- low-ranking employee; freshman; novice; private
他の役職なんて残ってないし。あとは平部員だけだよ。
Well there aren't any other positions left. After that, all that is left is basic member.