- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
achromasia
-
clamour
-
acumen
-
cleans
-
acid-forming
-
good afternoon
-
enemies
-
foil
-
wool
-
storytelling
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal