oppidan noun 2adjective 1forms 1 noun2 •A class of student in traditional English public schools such as Eton; opposed to colleger or King's Scholar. •(no longer used, rare) A town dweller.But money is all-potent, and wealthy oppidans soon found means to elbow the aristocracy in their choicest assemblies. — 1856 adjective1 •(rare) Of or pertaining to a town or conurbation.... calculating the portions of the population, which are purely oppidan, suburban and rural, separately, ... — 1843 formsoppidans