1. The spillage resultant from overflow; excess.
  2. Outlet for escape of excess material.


  1. To flow over the brim of (a container).
    The river overflowed the levee.
  2. To cover with a liquid, literally or figuratively.
    The flash flood overflowed most of the park land and some homes.
  3. To cause an overflow.
  4. To flow over the edge of a container.
    The waters overflowed into the Ninth Ward.
  5. To exceed limits or capacity.
    The hospital ER was overflowing with flu cases.
  1. To exceed the available numeric range.
    Calculating 255+1 will overflow an eight-bit byte.
  1. To be superabundant; to abound.

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