[vi.sa] n [F, fr. L, neut. pl. of visus, pp.] (1831) 1: an endorsement made on a passport by the proper authorities denoting that it has been examined and that the bearer may proceed
2: a signature of formal approval by a superior upon a document
[2]visa vt vi.saed ; vi.sa.ing (ca. 1847): to give a visa to (a passport)