come down on
US /kʌm daʊn ɑn/
UK /kʌm daʊn ɑn/

1.
caer encima, arremeter contra
to criticize or punish someone severely
:
•
The teacher will come down on you heavily if you don't finish your homework.
El profesor te caerá encima duramente si no terminas tu tarea.
•
The government is expected to come down on tax evaders.
Se espera que el gobierno arremeta contra los evasores de impuestos.