- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
widow's weeds
-
fruit
-
petition
-
napoleon
-
exhilarated
-
czech
-
manifest
-
tatar
-
independent
-
zoophobia
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal