Word.ws English Dictionary

zack

UK/zak/US/zæk/

zack noun: sixpence.

Noun

zack (plural zacks)

  1. (Australia) Sixpence.
    • "Strewth, Dad! It's not worth a zack!" said Barry.2014, Frank E. Burdett, The Purple Tree: The Queensland Outback in the 1860s
  2. (Australia, rare) Five cents.
  3. (Australia) A six-month or six-year prison sentence.

Proper noun capitalized: Zack

Zack

  1. (alternative) Alternative form of Zach, a diminutive of the male given names Zachariah, Zacharias, and Zachary.
    • Tigers manager A.J. Hinch had just inserted Zack Short to pinch-hit for Akil Baddoo, the type of chess-match move Hinch is making more than ever this season.2023 May 26, Cody Stavenhagen, “A.J. Hinch is managing with confidence as the Tigers hang tight in the AL Central”, in The New York Times, archived from the original on 09 Dec 2025

Forms of zack

pluralzacks
alternative formzac

Origin of zack

Unknown; possibly an alteration or dialect form of six.

Questions about zack

What does zack mean?
Zack means sixpence.
What part of speech is zack?
Zack can be a noun or a proper noun.
How do you pronounce zack?
Zack is pronounced /zak/ (UK).
What is the plural of zack?
The plural of zack is zacks.

Words near zack in the dictionary

  1. Zachman
  2. Zachmans
  3. Zachry
  4. Zachrys
  5. zachun
  6. zack
  7. Zackary
  8. Zackel
  9. Zackels
  10. Zackelschaf
  11. Zackery

Source and license

Adapted from Wiktionary: zack (page history and authors); Zack (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-au-zack.ogg.

Cite this entry: “zack.” Word.ws, https://word.ws/zack. Based on Wiktionary, CC BY-SA 4.0.