cut down

Wiktionary

To cut downward.
To adulterate a drug.
“We need to cut the cocaine down.”
To bring down by cutting.
“They want to cut down several trees to make room for the parking lot.”
To insult, to belittle.
To reduce the amount of something.
“He wants to cut down on extra steps.”
“Please don't put the candy jar right next to my desk. I'm trying to cut down on sugar.”
To slay, often in great numbers.
“I will cut you down where you stand.”
To shoot a gun; to shoot (someone or many people), usually to kill them.
To challenge (someone); to prove superiority to (someone).