sb. Obs. rare0. [Known only from Promp. Parv., which equates it with a med.L. joppus, used also as one of the renderings of javel, and cited from earlier med.L. glossaries.] A fool. Hence † Joppery, folly.
c. 1440. Promp. Parv., 265/1. Ioppe, or folte, Joppus, C[ampus] F[lorum] joppa. [Cf. Iavel, Joppus, gerro, Ugutio.] Ibid., 264/1. Iopperye, or foltery, Jopperia.