- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
spiff
-
spew
-
napoleon
-
maty
-
cozy
-
order anoplura
-
theseus
-
trampling
-
t lymphocyte
-
ff
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal