Definitions

1. adjective

covered or coated with, or as if with, grease or oil

“The lubricous substance made it difficult to walk on the slick surface.”

2. adverb

in a greasy or oily manner

“She greased the hinges lubricously to keep them from sticking.”

3. noun

a quality of being greasy or oily

“The lubricous texture of the fabric made it uncomfortable to wear.”