A substance used to reduce friction between objects or surfaces. / A personal lubricant.

A device that lubricates, that applies lubricant. / A person employed to lubricate.

That lubricates.

present participle of lubricate

plural of lubrication

Obsolete form of lubric.

(obsolete) Having a smooth surface; slippery. / (obsolete) Lascivious; wanton; lewd.

Assisting, or relating to, lubrication.

Relating to lubrication.

(idiomatic, business, ethics, euphemistic) A bribe or extorted money, usually relatively small in amount, provided to a low-level government official or business person, in order to expedite a business decision, shipment, or other transaction, especially in a country where such payments are not unusual.