What is the meaning of cut down?

verb

• Cut down on; make a reduction in.
  • usage: "reduce your daily fat intake"; "The employer wants to cut back health benefits"
  • synonyms: reduce, cut back, trim, trim down, trim back, cut, bring down
• Cut with sweeping strokes; as with an ax or machete.
  • synonyms: slash
• Cause to come or go down.
  • usage: "The policeman downed the heavily armed suspect"; "The mugger knocked down the old lady after she refused to hand over her wallet"
  • synonyms: down, knock down, push down, pull down
• Intercept (a player.
  • synonyms: cut out
• Cut with a blade or mower.
  • usage: "mow the grass"
  • synonyms: mow
• Cause to fall by or as if by delivering a blow.
  • usage: "strike down a tree"; "Lightning struck down the hikers"
  • synonyms: fell, drop, strike down