Main Entry: shake·down

Pronunciation: \ˈshāk-ˌdau̇n\

Function: noun

Date: circa 1730

1 : an improvised bed (as one made up on the floor)
2 : a boisterous dance
3 : an act or instance of shaking someone down; especially : extortion
4 : a thorough search
5 : a process or period of adjustment
6 : a testing under operating conditions of something new (as a ship) for possible faults and defects and for familiarizing the operators with it