To flow outward.
Any outward movement.
Something that flows out of a sewage treatment plant.
The process of flowing out.
A fluid that flows out.
A stream of gaseous material emanating from an active galactic nucleus.
The part of a system that allows material to flow out.
To swell or rise above (something, especially the rim of a container, the sides of something hollow, etc.).
To cause (something) to be too swollen or large; to become too swollen or large.
An excessive or sudden increase or flood (of something).