Dictionary definition · surge
noun
- a sudden forceful flow
- a sudden or abrupt strong increase"stimulated a surge of speculation"
- a large sea wave
verb
- rise and move, as in waves or billows"The army surged forward"
- rise rapidly"the dollar soared against the yen"
- rise or move forward"surging waves"
- rise or heave upward under the influence of a natural force such as a wave"the boats surged"
- see one's performance improve"He levelled the score and then surged ahead"
Source: Open English WordNet (CC BY 4.0).