snooker clause
n.β Β«This is a “snooker” clauseβAlbany parlance for a deceitful contrivanceβaccording to Assemblymen Edward H. Lehner of Manhattant and G. Oliver Koppell of the Bronx.Β» ββJudgeship Battle at Hand For Albany Democrats” by Francis X. Clines New York Times Feb. 18, 1975. (source: Double-Tongued Dictionary)