cleanout

Etymology
.

Noun

 * 1) An opening or drain leading into a plumbing system to provide a location to insert a snake or other implement for cleaning.
 * 2) A thorough cleaning that removes everything removable.
 * 3)  An enema.
 * 1)  An enema.
 * 1)  An enema.
 * 1)  An enema.