Bilge

Etymology
A nautical/shipbuilding term, likely derived from bulge.

Noun

 * 1)  The rounded portion of a ship's hull, forming a transition between the bottom and the sides.
 * 2)  The lowest inner part of a ship's hull.
 * 3)  The water accumulated in the bilge, the bilge water.
 * 4)  Stupid talk or writing; nonsense.
 * 5) The bulging part of a barrel or cask.

Verb

 * 1)  To spring a leak in the bilge.
 * 2)  To bulge or swell.
 * 3)  To break open the bilge(s) of.

Related terms

 * bilgewater / bilge water
 * bilge pump