waterstop

Noun

 * 1)  A waterproof barrier that is used to prevent moisture from leaking through a joint.
 * 2) A location along a waterway where a water taxi, riverboat, or similar form of transportation makes a regular stop to load and unload passengers or cargo.
 * 1) A location along a waterway where a water taxi, riverboat, or similar form of transportation makes a regular stop to load and unload passengers or cargo.