(Australia, slang) The truth; genuine information.

Oil carried by a ship and dispersed into an area of water to calm it (as it absorbs some of the energy of waves, and covers a large area in a slick film upon which wind can get less traction to produce waves).

(historical) The Niger Delta, once a major producer of palm oil, established as a British protectorate in 1884.

plural of oil bug

Any clean-burning oil used as fuel in an oil lamp.

Synonym of oil-fired

Having enriched with oil.

(business, derogatory) The world's largest oil and gas companies (supermajors), understood as a business group having significant political, economic, or social power.

an essential oil obtained from the fruit of the common juniper Juniperus communis

(microscopy) A transparent oil of a specific refractive index and viscosity used to increase the resolving power of a microscope by filling the gap between the objective lens and the specimen.