What is the meaning of cut back?

verb

• Return in time.
  • usage: "the film cut back to an earlier event in the story"
  • synonyms: flash back
• Cut down on; make a reduction in.
  • usage: "reduce your daily fat intake"; "The employer wants to cut back health benefits"
  • synonyms: reduce, cut down, trim, trim down, trim back, cut, bring down
• Cultivate, tend, and cut back the growth of.
  • usage: "dress the plants in the garden"
  • synonyms: snip, clip, crop, trim, lop, dress, prune
• Place restrictions on.
  • usage: "curtail drinking in school"
  • synonyms: restrict, curtail, curb