overflow

Concise Oxford English Dictionary © 2008 Oxford University Press:
overflow/əʊvəˈfləʊ/

▶verb

• 1 flow over the brim of a receptacle.

  ■ spread over or cover.

• 2 be excessively full or crowded.

• 3 (overflow with) be very full of (an emotion).

▶noun

• 1 the overflowing of a liquid.

  ■ the excess not able to be accommodated by a space.

• 2 (also overflow pipe) an outlet for excess water.

• 3 Computing the generation of a number which is too large for the assigned location.