Word.ws English Dictionary

Plural of ack

regular plural

The plural of ack is acks.

Forms of ack

Singularack /æk/
Pluralacks /ˈæks/
Countablecountable

Acks in a sentence

  • They had to begin at the beginning: learning the Morse code, flag-wagging, a succession of acks, and practice on the buzzer.1929, Frederic Manning, The Middle Parts of Fortune, Vintage, published 2014, page 173

Meaning of ack

  1. noun The letter A as used in signalling and other types of communications.
  2. noun Acknowledgment signal.
  3. interjection Acknowledged.

Full definition of ack

Questions about the plural of ack

What is the plural of ack?
The plural of ack is acks.
Is ack countable?
Ack is a countable noun.

Source and license

Adapted from Wiktionary: ack (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Plural of ack.” Word.ws, https://word.ws/plural/ack. Based on Wiktionary, CC BY-SA 4.0.