washup

noun4

1. •
   The act by which something is washed.
2. •
   (UK, slang) The period prior to dissolution of parliament, in which any remaining bills are quickly pushed through or else abandoned.
3. •
   (informal) Something or somebody that is washed up; a has-been.
4. •
   (slang) A meeting to gauge the success or failure of an operation or war game.