v. t. [ L. lubricatus, p. p. of lubricare to lubricate. See Lubric. ] 1. To make smooth or slippery; as, mucilaginous and saponaceous remedies lubricate the parts to which they are applied. S. Sharp. [ 1913 Webster ]

Supples, lubricates, and keeps in play,
The various movements of this nice machine. Young. [ 1913 Webster ]

2. To apply a lubricant to, as oil or tallow. [ 1913 Webster ]

3. Hence: To reduce social frictions or difficulties between people, thus making cooperation easier and joint action smoother. [ PJC ]

4. To inebriate by supplying with alcoholic beverages. [ slang ] [ PJC ]

adj. smeared with oil or grease to reduce friction.
Syn. -- greased. [ WordNet 1.5 ]

n. The act of lubricating; the act of making slippery. [ 1913 Webster ]

n. 1. One who, or that which, lubricates. “ Lubricator of the fibers.” Burke. [ 1913 Webster ]

2. A contrivance, as an oil cup, for supplying a lubricant to machinery. [ 1913 Webster ]