- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
as usual
-
go-ahead
-
desolations
-
civil war
-
flights
-
untimely
-
publicising
-
upped
-
assumptions
-
weariness
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal