- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
acipenser
-
congressional
-
ambassador
-
winterize
-
flickering
-
mandolin
-
zany
-
pseudonym
-
poor
-
tyrant
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal