- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
begin
-
wonder bean
-
4-membered
-
overseer
-
accretive
-
preterite
-
pesky
-
reincarnation
-
impact
-
a. e. w. mason
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal