Chicane (barrier)
WordNet
noun
(1) The use of tricks to deceive someone (usually to extract money from them)
(2) A movable barrier used in motor racing; sometimes place before a dangerous corner to reduce speed as cars pass in single file
(3) A bridge hand that is void of trumps
verb
(4) Raise trivial objections
(5) Defeat someone in an expectation through trickery or deceit