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1.
1. n. (pronounced: pay-kist) In Quebec, A supporter of the Parti Quebecois, a French-Canadian ultra-nationalist political organization with the stated goal of destroying the Canadian federation, thereby allowing Quebec to claim independance. They are polictically left wing in ideolgy, but right wing in their definition of the Quebec nation and tactics. See aslo: traitor, racist, language police

2. Derogatory insult aimed at a supporter or card-carrying member of the Parti Quebecois, or of the federal Bloc Quebecois.
That pequiste Jacques Parizeau had the balls to say that the referendum on soverignty was lost because of money and the ethnic vote! Fucking pequiste!
by G.H. Hadden May 06, 2005