Jack

Jack may refer to:

• Jack (device), a device used to lift heavy objects
• Registered jack, a standardized telecommunication network interface for connecting voice and data equipment
• Phone connector (audio), commonly known as 'phone jack', 'audio jack' or 'jack plug'
• JACK Audio Connection Kit, a computer sound server

Place names

• Jack, community in Alabama, U.S.
• Jack County, in Texas, U.S.

People

• New Jack, stage name for Jerome Young, a retired American professional wrestler
• Jack the Ripper, murderer

Names

• Jack (given name), a male given name (including a list of people and fictional characters with the name)
• Jack (surname), a surname derived from the given name
• A common diminutive for John (given name)

Arts, media, and entertainment

Comics

• Jack (webcomic), an anthropomorphic webcomic

Dance

• Jacking, a dance technique and music form that first became popular in the late 1980s

Film

• Jack (1996 film), a 1996 film starring Robin Williams
• Jack (2004 film), a 2004 film starring Anton Yelchin and Stockard Channing
• Jack (2013 film), a television film starring Rick Roberts and Sook-Yin Lee
• Jack (2014 film), a 2014 German film
• Jack (2015 film), a 2015 Austrian film
• New Jack City (1991), American crime thriller action film

Games

• Jack, a playing piece for the children's game jacks
• Jack, a target ball used in games such as bowls
• Jack (playing card), the lowest-ranking face card in some types of deck

Literature

• Jack (Homes novel), a 1990 novel by A. M. Homes
• Jack (Lundell novel), a 1976 novel by Ulf Lundell

Music

Groups

• Jack (band), a British independent pop group signed to the Too Pure label

Albums

• Jack (album), a 2010 studio album by John Farnham
• J.A.C.K., a 2013 studio album by Forever the Sickest Kids
• Jack (EP), a 1991 EP by Moose
• Jack (1984), an album by Bone Orchard

Songs

• "Jack" (song), a 2013 song by Breach
• "The Jack", a song by AC/DC originally on the album T.N.T. (1975)
• "Jack" (1984), a song and single by Bone Orchard
• "Jack" (2001), a song by Iced Earth from their album Horror Show (2001)
• "Jack" (1983), a song and single by Machinations (band)
• "Jack" (1983), a song and single by Mighty Gabby
• "Jack", song by Pixie Lott from the Turn It Up (2009) album
• "Jack" (1980), a B-side song to "Tell The Children" by Sham 69 on the album Kings & Queens

Television

• Jack City, a local television general entertainment channel in the Philippines (terrestrial)
• Jack TV, a general entertainment channel in the Philippines (cable)

Computers

• Jack (CAD software), a 3-D ergonomics and human factors CAD package
• Jack (human modeling), a human modeling and simulation system
• JACK Intelligent Agents, a multi-agent platform written in Java

Crimes

• Carjacking
• Hijacking
• Lojack, a proprietary device for locating a stolen vehicle

Flags

• Jackstaff, small vertical spar (pole) in the bow of a ship, on which a particular type of flag, known as a jack, is flown
• Union Jack, United Kingdom national flag or naval jack
• Jack, national maritime flag flown by warships

Flora and fauna

Fish

• Carangidae, generally
  • Almaco jack
  • Amberjack
  • Bar jack
  • Black jack (fish)
  • Crevalle jack
  • Giant trevally or ronin jack
  • Jack mackerel
  • Leather jack
  • Yellow jack
• Coho salmon, males called "jacks"
• Esox (northern pike), young called "jacks"
• "Jackfish" or "jack", a western Canadian name for Northern pike

Mammals

• Jack Russell Terrier, a breed of dog
• Jackass or Jack, a male donkey (Equus africanus)

Plants

• Jack (tree) (Mangifera caesia), a relative of the mango
• Jack pine (Pinus banksiana), a North American conifer

Myth and folklore

• Jack (hero)
• Jack-o'-Lantern, a carved pumpkin, or turnip, associated chiefly with the holiday of Halloween and named after the phenomenon of strange light flickering over peat bogs, called will-o'-the-wisp or jack-o'-lantern

Tools and devices

• Boot jack, a device for removing boots, that anchors the heel so you can step out of them
• Jack plane, a tool for smoothing wood
• Jackhammer, a portable percussive drill
• Electrical connector, a socket (often panel-mounted) intended to accept a plug
• Roasting jack, a device for turning a spit

Other uses

• Jack (mascot), the mascot of Jack in the Box restaurants
• Jack FM, a radio format and brand
• Jack in the Green, a traditional figure in British May Day
• Jack in the Box (disambiguation)
• Jack of all trades (disambiguation)
• Jack of plate, a type of armour
• Jack, the Allied codename of the Japanese Mitsubishi J2M fighter of World War II
• Jack, an archaic unit of volume equal to two fluid ounces or one quarter cup
• Jack, an Australian slang term for gonorrhea, a sexually transmitted disease (also known as "the clap")
• Jacks (disambiguation)
• Monterey Jack, a variety of cheese
• Oxide jacking, rust bursting

See also

• Crackerjack (disambiguation)
• Happy Jack (disambiguation)
• You Don't Know Jack (disambiguation)
• All pages beginning with "Jack"
• All pages with titles containing Jack