- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
hairs
-
surplus
-
acnidosporidia
-
genus piper
-
make up
-
acknowledgment
-
acular
-
trophy
-
m
-
acquainted
- Hide translation
acid test
acid test /ˈæsɪd tɛst/
noun
-
A rigorous or crucial appraisal
(
acid test
)
a rigorous or crucial appraisal