- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
dominic
-
aftermath
-
acentric
-
tempestuous
-
dormouse
-
worldwide
-
practically
-
sale
-
greatest
-
hoosier state
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal