cut down

verb

1. cut down on; make a reduction in"reduce your daily fat intake"
2. cut with sweeping strokes; as with an ax or machete
3. cause to come or go down"The policeman downed the heavily armed suspect"
4. intercept (a player)
5. cut with a blade or mower"mow the grass"
6. cause to fall by or as if by delivering a blow"strike down a tree"