Definition of acid test in English:

acid test

Line breaks: acid test

noun

[in singular]
  • A conclusive test of the success or value of something: gritstone is the acid test of a climber’s ability
    More example sentences
    • When you apply the acid test of value for money, hardly any make the grade.
    • It can be used as an acid test of whether a person has interest in knowing or may be blinded by ideological convictions.
    • And that, according to any number of people here, is the acid test of the world's new-found determination to stamp out doping.

Origin

figuratively, from the original use denoting a test for gold using nitric acid.

More definitions of acid test

Definition of acid test in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day maelstrom
Pronunciation: ˈmālˌsträm
noun
a powerful whirlpool in the sea