- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
concerning
-
dejected
-
going ashore
-
adonic line
-
daydream
-
plesiosaurus
-
differentiate
-
grummet
-
tailored
-
worse
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal