What is the meaning of coming back?

noun

• The occurrence of a change in direction back in the opposite direction.
  • synonyms: return

verb

• Be restored.
  • usage: "Her old vigor returned"
  • synonyms: come back, return
• Go back to something earlier.
  • usage: "This harks back to a previous remark of his"
  • synonyms: hark back, return, come back, recall
• Even the score, in sports.
  • synonyms: come back
• Answer back.
  • synonyms: retort, come back, repay, return, riposte, rejoin