a. Obs. rare–1. [f. L. type *jūbilōs-us, f. jūbil-um: see JUBILATE v., and -OSE.] = JUBILANT.

1

c. 1450.  trans. De Imitatione, III. xxxix. 110. Quikyn my spirit … to cleue to þe in iubilose excesses.

2