- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
usurper
-
mammoth cave national park
-
actinomorphic
-
cobia
-
senior
-
clamour
-
influence
-
ad libitum
-
adactylism
-
snooze
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal