Lewis & Short

prūrīgo, ĭnis, f. [prurio].

  1. I. An itching, the itch, Cels. 2, 8; Plin. 23, 8, 80, § 154 (al. porriginem); 25, 11, 87, § 136; 27, 4, 5, § 18; Mart. 14, 23, 1.
  2. II. A lecherous itching, lasciviousness, Mart. 4, 48, 3; 11, 73, 3; Aus. Epigr. 108, 5.