Jack

Jack may refer to many different things:

General

• Jack (name), originally a nickname for Jacob (Latin, French) and James (Middle English), from Hebrew "[God] has protected"., furthermore the name relates to ancient Egyptology where the word Jack was used to describe scruffy haired people.

• Jack (device), a device used to lift heavy objects.
• Jack (organology), a part of a harpsichords.
• [[1]]Jackknife, a pocket knife.
• Jack (connector), a receptacle for electrical connections.
• Jack plane, a medium sized plane (tool) for smoothing wood.
• JACK Audio Connection Kit, an open source computer sound server
• Jack traditionally refers to a sailor, as in Jack tar, or any other non-specific labourer, as in lumberjack and Jack of all trades.
• Jack plug, a common audio connector.
• Jack (human modeling), a human modeling and simulation system

Games and toys

• Jack, the main character of Square's 3-D WorldRunner and JJ.
• You Don't Know Jack, a series of trivia computer games that were created by Bo Dietrick, the founder of the gaming company Faggio.
• Jack (playing card), the lowest face card in a deck of playing cards.
• Jack-in-the-box, a children's toy.
• Jacks, playground game for children.
• Jackpot, the top prize in a lottery.
• The target ball in games such as bowls, bocce or pétanque, also known as a kitty.
• Jack-o'-lantern, a traditional pumpkin symbol for Halloween.
• Jumping Jack, an exercise also known as Star Jumps.
• Blackjack, a card game also known as Twenty-One.

As a verb

• Jacking, a form of dance popular in the late 1980s.
• Jacking off, a euphemism for masturbation.
• A slang term derived from the word hijack, meaning "to take".
• Commonly used in sports when the ball is thrown or hit a long distance, such as a home run or a three-point field goal.
• Carjack, theft of a motor vehicle

People

• Jack Black a well-known movie actor and musician
• Jack Chick a publisher and owner of Chick Publications
• Jack Holden, an English long-distance runner
• Jack Kennedy, a nickname of President John F. Kennedy
• Jack Kerouac, famed author of On The Road who coined the term Beat Generation
• Jack Layton, Canadian politician
• Jack Osbourne, son of famous rock star Ozzy Osbourne
• Jack Nicholson, Academy Award-winning American actor
• Jack the Ripper, a Victorian era serial killer
• Jack Robichaux, a 19th century serial rapist in New Orleans
• Spring Heeled Jack, a legendary figure of the Victorian era
• Jack the Stripper, Serial killer that stripped victims
• Jack Tweed, appeared on the UK Celebrity Big Brother 2007, boyfriend of Jade Goody

Fictional characters

Movies

• Jack Dawson, the main character from the 1997 film Titanic.
• Jack Powell, the main character in the movie Jack
• Jack Skellington, the main character from the family movie The Nightmare Before Christmas.
• Jack Sparrow, a fictional pirate from the movie Pirates of the Caribbean: The Curse of the Black Pearl and its sequels.
• Jack the monkey, a fictional monkey also from the movie (named after Jack Sparrow) Pirates of the Caribbean: The Curse of the Black Pearl and its sequels.
• Jack Traven, the main character from the action movie Speed.
• Jack Twist, one of the main characters in the film Brokeback Mountain

Television

• Jack Bauer, the main character of 24.
• Jack Bristow, a main character from Alias.
• Jack Donaghy, a main character on 30 Rock.
• Jack the Front Loader, from Thomas the Tank Engine and Friends.
• Captain Jack Harkness, a main character from Torchwood.
• Jack McFarland, a main character from Will and Grace.
• Jack O'Lantern a Billy & Mandy villain in Billy and Mandy's Jacked Up Halloween.
• Jack O'Neill, from Stargate SG-1.
• Jack Shephard, the male lead character on Lost.
• Jack Spicer, the main villain of the animated TV show Xiaolin Showdown.
• Samurai Jack, an animated cartoon series produced for Cartoon Network, whose lead character is a samurai referred to as 'Jack' (true name unknown).
• Jack Tripper, character from Three's Company and Three's a Crowd

Literature

• Jack Frost, a character of old tales; personification of winter's onset.
• Jack Merridew, the antagonist in William Golding's novel, Lord of the Flies.
• Jack and the Beanstalk, a classical story
• Jack Ryan, the protagonist in several Tom Clancy novels.
• Jack Sprat, a character in a popular nursery rhyme "Jack Sprat could eat no fat..."

Comics

• Jack (webcomic), a furry webcomic by David Hopkins.
• Jack-in-the-Box, a fictional character from the Astro City comic book series.
• Jack of the Tales, the legendary Jack of Jack and the Beanstalk and other stories, featured in the comic Fables and in his own spin-off Jack of Fables.
• Jack Colno, the main character from the Jack Stories comic series.

Nursery Rhymes

• Jack and Jill (song), a nursery rhyme
• Jack Be Nimble, a nursery rhyme
• Jack Sprat, a nursery rhyme
• Little Jack Horner, a nursery rhyme

Movies

• Jack (film), a 1996 film directed by Francis Ford Coppola starring Robin Williams.
• Carry On Jack, a 1963 film.

Music and radio

• Jack (band), a now-defunct British indie band signed to Too Pure.
• Jack FM, a radio format in Canada and the United States.
• Jack, a song by Tom Petty on his 2006 album Highway Companion
• Jack, a song by American band Iced Earth on the album Horror Show
• Happy Jack, a song from the British band The Who.
• Hit the Road Jack, a song recorded by Ray Charles

Brands

• Jack, the logo of Cingular Wireless.
• Jack, a device by WideRay for delivering content to mobile phones.
• JACK (originally stood for Java Agent Common Kernel), a software intelligent agent development environment published by Agent-Oriented Software
• Jack, the previous name of JavaCC, a parser generator for the Java programming language.
• Jack Daniel's, a brand of whiskey.
• Jack in the Box, a chain of restaurants, and its mascot Jack.

Flags

• Jack (flag), a maritime flag flown from the bow of a ship.
• Union Jack, a common term for the Union Flag (the national flag of the United Kingdom).
• Union Jack, the flag flown by the United States Navy from the prow of their ships.

Animals & plants

• Jackfruit, Artocarpus heterophyllus, a species of tree native to the East Indies.
• Several fish:
  • freshwater pike, green pike or pickerel
  • large California rockfish
  • the Carangidae family
  • the Coho salmon
• Jackass, a donkey, which is an animal in the horse family.
• Jackass penguin (after its donkey-like braying call), Spheniscus demersus, a.k.a. African Penguin or Blackfooted Penguin.
• Jack (tree), Mangifera caesia, a relative of the mango.
• Jack rabbit, Lepus, a type of hare

Slang

• Jack (slang), a recent reference towards Australians, meaning 'Just Another Convict's Kid', the term was derived by an English family who moved to Australia as a counter reference to the phrase pom
• Jackeen, a mildly pejorative term for someone from Dublin, Ireland
• Jack, a slang word for people from the city of Swansea, Wales.
• Jack squat, (shortened as Jack), slang term meaning "nothing" as in 'You don't know jack about anything' or 'It's worth jack'.
• Money, as in, "He's pulling down some serious jack"

Other uses

• Carjacker, a vehicle thief
• Jack of plate, a type of armor consisting of many small plates sewn into a garment
• Jack (Tekken), a series of robots in the Tekken series
• Monterey Jack, a type of cheese
• Jack 2, a deepwater oil well platform in the Gulf of Mexico