- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
contentment
-
argus-eyed
-
sweet
-
toad frog
-
needy
-
forefather
-
cast about
-
indent
-
wool
-
petticoats
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal