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