- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
hermaphrodite
-
trim
-
buffalo clover
-
employment
-
organs
-
granny
-
etymon
-
self
-
sisyrinchium
-
so long
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal