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[kwod] /kwɒd/
noun, Chiefly British Slang.
Origin of quod
1690-1700; origin uncertain

quod erat demonstrandum

[kwawd e-raht dey-mawn-strahn-doo m; English kwod er-uh t dem-uh n-stran-duh m] /kwɔd ˈɛ rɑt ˌdeɪ mɔnˈstrɑn dʊm; English kwɒd ˈɛr ət ˌdɛm ənˈstræn dəm/
which was to be shown or demonstrated.

quod erat faciendum

[kwawd e-raht fah-kee-en-doo m; English kwod er-uh t fey-shee-en-duh m] /kwɔd ˈɛ rɑt ˌfɑ kiˈɛn dʊm; English kwɒd ˈɛr ət ˌfeɪ ʃiˈɛn dəm/
which was to be done. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for quod
  • However, where it is necessary to prove the defamatory nature of the statement, the defamation is per quod and not per se.
  • Plaintiffs, however, cannot recover per quod damages.
British Dictionary definitions for quod


(mainly Brit) a slang word for jail
Word Origin
C18: of uncertain origin; perhaps changed from quad, short for quadrangle

quod erat demonstrandum

/ˈkwɒd ˈɛræt ˌdɛmənˈstrændʊm/
(at the conclusion of a proof, esp of a theorem in Euclidean geometry) which was to be proved QED
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for quod

"prison," c.1700, a cant slang word of unknown origin; perhaps a variant of quad in the "building quadrangle" sense.

Online Etymology Dictionary, © 2010 Douglas Harper
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quod in Culture
quod erat demonstrandum (Q.E.D.) [(kwawd er-aht dem-uhn-stran-duhm)]

A phrase used to signal that a proof has just been completed. From Latin, meaning “that which was to be demonstrated.”

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Slang definitions & phrases for quod



A prison

[1700+; perhaps fr quadrangle; perhaps fr Romany quaid, ''prison'']

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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