Grease may refer to:

Common uses

Grease (lubricant) Grease is a solid or semisolid lubricant formed as a dispersion of thickening agents in a liquid lubricant. Grease generally consists of a soap emulsified with mineral or vegetable oil. A common feature of greases is that they possess high initi ...

, a type of industrial lubricant * Grease, any

petroleum Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons. The term ''petroleum'' refers both to naturally occurring un ...

or fat (including cooking fat) that is a soft solid at room temperature **

Brown grease A grease trap (also known as grease interceptor, grease recovery device, grease capsule and grease converter) is a plumbing device (a type of trap) designed to intercept most greases and solids before they enter a wastewater disposal system. C ...

, waste vegetable oil, animal fat, grease, etc. that is recovered from a grease trap **

Yellow grease Yellow grease, also termed used cooking oil (UCO), used vegetable oil (UVO), recycled vegetable oil, or waste vegetable oil (WVO), is recovered from businesses and industry that use the oil for cooking. It is used to feed livestock, and to manufa ...

, in rendering, used frying oils, or lower-quality grades of tallow *

Hydrogenated vegetable oil Fat hydrogenation is the process of combining unsaturated fat with hydrogen in order to partially or completely convert it into saturated fat. Typically this hydrogenation is done with liquid vegetable oils resulting in solid or semi-solid fats. ...

, used as a replacement for lard and other rendered animal fats *

Vegetable shortening Shortening is any fat that is a solid at room temperature and is used to make crumbly pastry and other food products. The idea of shortening dates back to at least the 18th century, well before the invention of modern, shelf-stable vegetable s ...

, used as a replacement for lard and other rendered animal fats

Slang

* Grease, a euphemism meaning to

bribe Bribery is the corrupt solicitation, payment, or acceptance of a private favor (a bribe) in exchange for official action. The purpose of a bribe is to influence the actions of the recipient, a person in charge of an official duty, to act contrar ...

, as in "''to grease'' someone's palm" * Grease, a slang term for

killing Killing, Killings, or The Killing may refer to: Types of killing *-cide, a suffix that refers to types of killing (see List of types of killing), such as: ** Homicide, one human killing another *** Murder, unlawful killing of another human without ...

, as in "The mob has been known to ''grease'' anyone who gets in its way" *

Pomade Pomade is a greasy, waxy, or water-based substance that is used to style hair. It generally gives the user's hair a shiny, slick appearance. It lasts longer than most hair-care products, and often requires repeated washes for complete remov ...

, a hair styling wax

Arts, entertainment, and media

Theater

* ''Grease'' (musical), a 1971 musical play

Films

* ''Grease'' (film), 1978 film made from the musical, starring John Travolta and Olivia Newton-John * ''

Grease 2 ''Grease 2'' is a 1982 American Musical film, musical romantic comedy film, and a standalone sequel to the Grease (film), 1978 film ''Grease'', adapted from the 1971 Grease (musical), musical of the same name by Jim Jacobs and Warren Casey. Orig ...

'', the 1982 film sequel, starring Maxwell Caulfield and Michelle Pfeiffer

Music

* "Grease" (song), the title song of the 1978 film * "Grease" song, a song from the 1971 musical play * '' Grease: The Original Soundtrack from the Motion Picture'', the soundtrack album to the 1978 film * ''Grease: The New Broadway Cast Recording'' (2007 album), the new Broadway cast recording of the musical featuring Max Crumm and Laura Osnes

Television

Series

* '' Grease: Live'', a U.S. 2016 live TV musical that combines aspects of the 1971 musical play and 1978 film * '' Grease: You're the One that I Want!'', a U.S. 2007 reality TV show casting the lead roles in revivals of the musical * '' Grease is the Word'', a U.K. 2007 reality TV show casting the lead roles in revivals of the musical

Episodes

* "Grease", ''Extreme Ghostbusters'' episode 14 (1997) * "Grease", ''The Keith & Paddy Picture Show'' season 2, episode 1 (2018)

Other uses in arts, entertainment, and media

* ''Grease'' (franchise), the films and TV productions based on the 1971 musical. * ''Grease'' (video game), a video game based on the 1978 film

Biology and healthcare

* Grease, or

Mud fever Mud fever, also known as scratches or pastern dermatitis, is a group of diseases of horses causing irritation and dermatitis in the lower limbs of horses. Often caused by a mixture of bacteria, typically '' Dermatophilus congolensis'' and ''Sta ...

, a disease causing irritation and dermatitis in the lower limbs of horses, most commonly in the pastern and heel area * Grease moth (''

Aglossa cuprina ''Aglossa cuprina'', the grease moth, is a snout moth, family Pyralidae, described by Philipp Christoph Zeller in 1872. The grease moth is closely related to the genus '' Pyralis'', and as a result, is usually associated with the meal moth, ''P ...

''), a fat-feeding moth

Computing

Grease (networking) Protocol ossification is the loss of flexibility, extensibility and evolvability of network protocols. This is largely due to middleboxes that are sensitive to the wire image (networking), wire image of the protocol, and which can interrupt or int ...

, or GREASE, a protocol ossification prevention method