- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
securely
-
countrymen
-
working capital
-
amethystine
-
iodine
-
absinth
-
voluntarily
-
manifestly
-
skilled
-
man of the cloth
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal