A broad form of fettuccine, or a narrow form of lasagne, traditionally eaten with a meat sauce (especially one made with hare).
1899, Janet Ross, “Pappardelle with Hare”, in Leaves from Our Tuscan Kitchen or How to Cook Vegetables, London: J[oseph] M[alaby] Dent and Co., 29 & 30 Bedford Street, W.C., →OCLC, page 66: