Definition, synonyms and related words
plural of oil
"The chef mixed various oils, including olive and sesame, to create a flavorful dressing."
Third-person singular simple present indicative form of oil
"The machine oils smoothly when it is well-maintained."
In plain English: To oil something means to put liquid lubricant on it so that moving parts work smoothly without friction.
"The factory oils all its moving parts to prevent wear and tear."