jack definition: 1. a piece of equipment that can be opened slowly under a heavy object such as a car in order to…. Learn more. Jack: Directed by Francis Ford Coppola. With Robin Williams, Diane Lane, Brian Kerwin, Jennifer Lopez. Because of an unusual disorder that has aged him four times faster than a typical human being, a boy looks like a 40-year-old man as he starts fifth grade at public school after being homeschooled. App Features: · Order food for pick-up or delivery through the app. · Browse the all food, all day Jack in the Box menu. · Find your nearest Jack location. · Earn points, and redeem rewards with The Jack Pack loyalty program. · Special mobile app-only Offers, Deals and App Exclusives. · Enable push notifications and never miss a great deal. Jack London, pseudonym of John Griffith Chaney, (born January 12, 1876, San Francisco, California, U.S.—died November 22, 1916, Glen Ellen, California), American novelist and short-story writer whose best-known works—among them The Call of the Wild (1903) and White Fang (1906)—depict elemental struggles for survival. Jack is a 1996 American coming-of-age comedy-drama film directed by Francis Ford Coppola and starring Robin Williams. The film co-stars Diane Lane, Jennifer Lopez, Fran Drescher, Bill Cosby, and Brian Kerwin. Williams plays the role of Jack Powell, a boy who ages four times faster than normal as a result of Werner syndrome, a form of progeria. (jăk) n. 1. often Jack Informal A man; a fellow. 2. a. One who does odd or heavy jobs; a laborer. b. One who works in a specified manual trade. Often used in combination: a lumberjack; a steeplejack. c. Jack A sailor; a tar. 3. Abbr. J Games A playing card showing the figure of a servant or soldier and ranking below a queen. Also called knave. 4. Ever the child in his light-up sneakers, Jack joins several boys in youthful antics. He also poses as a school principal to keep his best friend from getting in trouble. But the aging process soon catches up with Jack, and his parents pull him out of school out of fear for his health. jack. 1. [ jak ] show ipa. See synonyms for jack on Thesaurus.com. noun. any of various portable devices for raising or lifting heavy objects short heights, using various mechanical, pneumatic, or hydraulic methods. Also called knave. Cards. a playing card bearing the picture of a soldier or servant. noun. ˈjak. plural jacks. Synonyms of jack. 1. a. jacks plural in form but singular in construction : a game played with a set of small objects that are tossed, caught, and moved in various figures. b. : a small 6-pointed metal object used in the game of jacks. Origin: English Gender: Jack is traditionally the masculine form of the name and means God is Gracious. However, both Jack and Jac are considered gender-neutral. Feminine variations, such as Jacklyn and Jacqueline are common. Pronunciation: Jak.