- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
wishy-washy
-
pears
-
stockpile
-
doodle
-
flutter
-
insolent
-
acoustic nerve
-
absolute music
-
terrace
-
belong
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal