- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
exhaustion
-
stride
-
man boob
-
chide
-
council
-
gazpacho
-
beleaguer
-
buena vista
-
intersexual
-
registrar
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal