Noun

• S: (n) shakedown (initial adjustments to improve the functioning or the efficiency and to bring to a more satisfactory state) "the new industry's economic shakedown"
• S: (n) shakedown (a very thorough search of a person or a place) "a shakedown by the police uncovered the drugs"
• S: (n) shakedown (extortion of money (as by blackmail))
• domain usage
• S: (n) slang, cant, jargon, lingo, argot, patois, vernacular (a characteristic language of a particular group (as among thieves)) "they don't speak our lingo"
• direct hypernym / inherited hypernym / sister term
• S: (n) extortion (the felonious act of extorting money (as by threats of violence))
• S: (n) blackmail (extortion of money by threats to divulge discrediting information)
• direct hypernym / inherited hypernym / sister term
• S: (n) extortion (the felonious act of extorting money (as by threats of violence))
• derivationally related form
• S: (n) protection, tribute (payment extorted by gangsters on threat of violence) "every store in the neighborhood had to pay him protection"
• direct hypernym / inherited hypernym / sister term
• S: (n) shakedown (extortion of money (as by blackmail))

Adjective

• S: (adj) shakedown (intended to test a new system under operating conditions and to familiarize the operators with the system) "a shakedown cruise"