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cass

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Cass¹

Where it comes from

* As an English surname, from a pet form of Cassandra.

* As an Irish surname, from Ó Cais (“descendant of the curly-haired one”), from cas (“curly”).

proper noun

  1. A diminutive of the female given name Cassandra of medieval origin, later also used for Cassidy, Cassiopeia, and Catherine with its variant forms. Most of the time, Anne Marie and Kathleen got along as well as any sisters six years apart would: Kathleen called Anne Annie, and Anne Marie called Kathleen Cass or Kate.
  2. A surname originating as a matronymic.
  3. A male given name transferred from the surname.
  4. A diminutive of the male given name Cassius.
  5. A township and unincorporated community therein, in Sullivan County, Indiana, United States.
  6. A census-designated place in Pocahontas County, West Virginia, United States.
  7. A number of other townships in the United States, listed under Cass Township.
  8. A locality in Selwyn District, Canterbury, New Zealand, named after Thomas Cass.

cass²

Where it comes from

From Middle English cassen, from Old French casser, from Late Latin cassō, from Latin cassus (“empty, hollow”), and perhaps influenced by quassō (“to shake, shatter”).

verb casses · cassing · cassed

  1. obsolete, transitive To render moot or void; to annul; to reject 1687 James II/VII of England, Scotland, France, and Ireland Declaration of Indulgence […] Do therefore, with Advice and Consent aforesaid, Cass, Annul and Discharge all Oaths whatsoever, by which any of Our Subjects are incapacitated or disabled from holding Places, or Offices in Our said Kingdom […

cass³

noun

  1. abbreviation, dated Abbreviation of cassette STOCK CONTROL / CASS / DATASOFT / 12.81

CASS⁴

proper noun

  1. abbreviation, initialism Initialism of cockpit access security system

Thesaurus

Closest in meaning: shell, cheney, academic, academy, cup, hey, beggs, iaa, koopmans, nsac, cancel, annul, repeal, rescind, revoke, nullify

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Cite this
MLA

"cass." Wiktionary, via Micwyn, micwyn.com/word/cass. Accessed 6 Nov. 2026.

APA

cass. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/cass

Chicago

"cass." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/cass.

BibTeX
@misc{cass_2026,
  title = {cass},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/cass},
  urldate = {2026-11-06}
}