cut down

US /kʌt daʊn/
UK /kʌt daʊn/
"cut down" picture
1.

to reduce the amount or number of something

:
You need to cut down on sugar if you want to be healthier.
The company decided to cut down on expenses.
2.

to fell a tree or other plant by cutting its trunk

:
They had to cut down the old oak tree because it was diseased.
The loggers will cut down trees in this forest next month.