Lewis & Short

lūbrĭco, āvi, ātum, 1, v. a. [lubricus], to make smooth or slippery, to lubricate (postclass.).

  1. I. Lit.: qui Lacedaemonium pytismate lubricat orbem, Juv. 11, 175: lubricatus lapis, Arn. 1, 22; Prud. στεφ. 11, 38.
  2. II. To be slippery, Vulg. Thren. 4, 18: limo caenoso ripae supercilio lubricante, App. M. 7, 18 (p. 481), 196, 3.
  3. III. Trop.: lubricatus, anointed, Prud. Psych. 571.