- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
johannesburg
-
helenium
-
immortality
-
activeness
-
zoophobia
-
acidulous
-
accelerative
-
atmosphere
-
adlai ewing stevenson
-
pugnacity
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal