- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
albeit
-
deep brown
-
adenauer
-
casualty
-
acknowledged
-
draught
-
break out
-
acumen
-
buffalo grass
-
achilles
- Hide translation
crack down
crack down /ˈkræk daʊn/
verb
-
Repress or suppress (something regarded as undesirable)
(
clamp down
, crack down
)
repress or suppress (something regarded as undesirable)
The police clamped down on illegal drugs
The police clamped down on illegal drugs