2. (n.) a swelling wave or a rolling sea
3. (intr. v.) to rise and move in a billowing manner
4. (intr. v.) to increase suddenly
5. (tr. v.) to gradually loosen or slackenUSAGE EXAMPLE 1 :The excited fans surged onto the football field as soon as the game was over.
USAGE EXAMPLE 2 :Health chiefs have revealed how icy weather saw a surge in patient numbers across south west Scotland.