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English Wikipedia has articles on:


  • enPR: jăk, IPA(key): /dʒæk/
  • (file)
  • Rhymes: -æk

Etymology 1Edit

From Middle English Jankin, a popular pet form of John; rarely also an anglicized form of French Jacques (equivalent of Jacob and James). It can be also used as nickname for Jacob. Though the name was originally a pet form, it has become more of an independent name. Equivalent to John + -kin.

See also Middle French Hennequin, Jannequin and Middle Dutch Janneken.

Proper nounEdit

Jack (plural Jacks)

  1. A male given name, also used as a pet form of John.
  2. A surname​.
Derived termsEdit



Etymology 2Edit

From the common name above.


Jack (plural Jacks)

  1. (informal) a placeholder or conventional name for any man, particularly a younger, lower-class man
  2. (informal, archaic) a Jack Tar, a sailor
  3. (informal, archaic) a Jack Rum, a soldier
  4. A jacqueminot rose.

Usage notesEdit

Despite being a common noun, the word is still treated as a name and capitalized as such. The name is most often used with a descriptive "surname", showing the type of lad intended.

Etymology 3Edit

Proper nounEdit

Jack (uncountable)

  1. (slang) Jack Daniel's, a brand of American whiskey.
    • 2009, "Ke$ha" (Kesha Rose Sebert), Tik Tok (song)
      Before I leave, brush my teeth with a bottle of Jack.

Derived termsEdit



From English Jack.

Proper nounEdit


  1. A male given name.



From English Jack. First recorded as a Swedish name in 1883.

Proper nounEdit

Jack c (genitive Jacks)

  1. A male given name.