slim down
US /slɪm daʊn/
UK /slɪm daʊn/

1.
dimagrire, ridurre, snellire
to reduce in size, especially to become thinner or to make something smaller or more efficient
:
•
She decided to slim down for the summer.
Ha deciso di dimagrire per l'estate.
•
The company plans to slim down its operations to cut costs.
L'azienda prevede di ridurre le sue operazioni per tagliare i costi.