What is the meaning of surge?

noun

• A sudden forceful flow.
  • synonyms: rush, spate, upsurge
• A sudden or abrupt strong increase.
  • usage: "stimulated a surge of speculation"; "an upsurge of emotion"; "an upsurge in violent crime"
  • synonyms: upsurge
• A large sea wave.
  • synonyms: billow

verb

• Rise and move, as in waves or billows.
  • usage: "The army surged forward"
  • synonyms: billow, heave
• Rise rapidly.
  • usage: "the dollar soared against the yen"
  • synonyms: soar, soar up, soar upwards, zoom
• Rise or move forward.
  • usage: "surging waves"
  • synonyms: tide
• Rise or heave upward under the influence of a natural force such as a wave.
  • usage: "the boats surged"
  • synonyms: scend
• See one's performance improve.
  • usage: "He levelled the score and then surged ahead"