- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
pig it
-
ejaculations
-
wear upon
-
read
-
out of
-
calaboose
-
teach
-
cliff
-
poet
-
t lymphocyte
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal