LUBRICOUS Meaning of LUBRICOUS in English a. 1.Smoothy, slippery, lubric.2.Wavering, unstable, uncertain, lubric.3.Lascivious, lewd, wanton, licentious, impure, salacious, unchaste, incontinent, lecherous. Soule. Dictionary of English synonyms. Словарь английских синонимов. 2012