shake down
• cause something to fall or settle by shaking.
• "a brisk wind this morning has shaken down masses of leaves"
• become established in a new place or situation; settle down.
• "it was disruptive to the industry as it was shaking down after deregulation"
• extort money from someone.
• "they shook him down for a $40,000 bribe"
shakedown
noun
• another term for shake-up.
• "a major British monarchy shakedown"
• a thorough search of a person or place.
• "bureaucracy and shakedowns by the authorities are a constant hassle"
• an act of swindling someone or extorting money.
• "he had served time in federal prison for shakedowns on school construction projects in Alabama"
• a test of a new product or model, especially a vehicle or ship.
• "he gave the car its first ever shakedown at Silverstone"
• a makeshift bed.