- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
kept
-
studied
-
antidiuretic
-
ticket
-
sensual
-
warrant
-
unhallow
-
french
-
hegemony
-
smattering
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal