Cut down Common

cut down on; make a reduction in

"reduce your daily fat intake"

"The employer wants to cut back health benefits"

cut with sweeping strokes; as with an ax or machete

cause to come or go down

"The policeman downed the heavily armed suspect"

"The mugger knocked down the old lady after she refused to hand over her wallet"

intercept (a player)

cut with a blade or mower

"mow the grass"

cause to fall by or as if by delivering a blow

"strike down a tree"

"Lightning struck down the hikers"

Used other than figuratively or idiomatically: see cut,‎ down.