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acid test

a severe and conclusive test to establish quality, genuineness, worth, etc.
Origin of acid test
1890-95 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for acid-test
Historical Examples
  • They are the acid-test, by which the presence of empire may be determined.

    The American Empire Scott Nearing
British Dictionary definitions for acid-test

acid test

a rigorous and conclusive test to establish worth or value: the play passed the critic's acid test
Word Origin
C19: from the testing of gold with nitric acid
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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Slang definitions & phrases for acid-test

acid test

noun phrase

A party at which LSD is added to food and drink

verb phrase

To provide special effects at a party, usually of a psychedelic sort: He acid-tested his place with colored strobe lights

[Narcotics; punning adaptation of ''a final and decisive test'']

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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Idioms and Phrases with acid-test

acid test

A decisive trial to determine worth or quality, as in Exposure to brilliant sunlight is the acid test for showing this fabric won't fade. Alluding to a 19th-century chemical test for distinguishing gold from other metals, this term was used figuratively by the early 1900s.
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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