Lewis & Short

prae-lambo, ĕre, v. a., to lick or taste beforehand or first (poet.).

  1. I. Lit.: (mus) praelambens omne, quod affert, Hor. S. 2, 6, 109.
  2. II. Transf., to wash or touch lightly, to bathe gently, of a river that flows by a place: arenas, Prud. Hamart. 357; Avien. Perieg. 494.