- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
intertwine
-
stop watch
-
abronia latifolia
-
numberplate
-
numbers
-
believes
-
buff-coloured
-
aquarium
-
clamour
-
85
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal