Lewis & Short

2. vīrōsus, a, um, adj. [virus].

  1. I. Full of or covered with slime, slimy: loci, Cato, R. R. 257, 11: pisces, Cels. 2, 21.
    Sup.: medicamentum adversus stomachum, Scrib. Comp. 103.
  2. II. Having a bad odor, stinking, fetid: virosi odoris sordes, Scrib. Comp. 163: castorea, Verg. G. 1, 58: Nemes. Cyneg. 223: eluvies, i. e. urine, Grat. Cyn. 355.
  3. III. Poisonous.
    1. A. Lit.: spinae, App. M. 7, p. 196; Mart. Cap. 4, § 332.
    2. B. Transf., foul: aures mariti virosa susurronum faece completae, Sid. Ep. 5, 7 fin.