come down on

US /kʌm daʊn ɑn/
UK /kʌm daʊn ɑn/
"come down on" picture
1.

tomber dessus, sévir contre

to criticize or punish someone severely

:
The teacher will come down on you heavily if you don't finish your homework.
Le professeur va te tomber dessus lourdement si tu ne finis pas tes devoirs.
The government is expected to come down on tax evaders.
Le gouvernement devrait sévir contre les fraudeurs fiscaux.