Cajun
adj.— «In Washington state, supporters of the change to an open primary system referred to it as a “top two” or “Cajun” system, and argued that it empowers voters and takes power away from the big political parties.» —“Bills filed to end La.‘s ‘open primary’ system for Congress races” by Doug Simpson in Baton Rouge, La. Seatlle Post-Intelligencer (Wash.) Apr. 20, 2005. (source: Double-Tongued Dictionary)