n.
1.a sudden forceful flow
2.a sudden or abrupt strong increase
3.a large sea wave surge v.
1.rise and move, as in waves or billows
2.rise rapidly
3.rise or move foward
4.rise or heave upward under the influence of a natural force such as a wave
5.see one's performance improve
Idiom of the Day
make clear or make (something) clear
to clarify something, to explain something
The teacher made clear to the children the rules of the class.