lockbox n.— «During the Kansas special session, a provision holding up a $33 million payment to schools became a “lockbox.”» —“Legislative Lingo” by Jim Sullinger in Topeka, Kan. Kansas City...
snooker clause n. an (undebated) provision or rider covertly attached to legislation, or such legislation itself. Also snooker bill. Etymological Note: From snooker ‘to place in an impossible position; to stymie,’ from tactics used in the billiards...