jackknifed
adj.— «They can document their experiences with digital cameras, widely sold at the PX (Post Exchange), call home using cell phones and phone cards through a tent and satellite system set up by AT&T (for jackknifed rates).» —“Commando Correspondents” by Brita Brundage Fairfield County Weekly (Conn.) Dec. 2, 2004. (source: Double-Tongued Dictionary)