- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
sole
-
frail
-
passivity
-
ambition
-
kerry
-
service
-
streetwalker
-
acidimetry
-
go to the wall
-
dormouse
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal