The Collaborative International Dictionary of English v.0.48:

flannelcake \flannelcake\ n.
   a flat cake of thin batter fried on both sides on a griddle;
   a pancake; a flapjack.

   Syn: pancake, battercake, flapcake, flapjack, griddlecake,
        hotcake, hot cake.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

flannel-cake
    n 1: a flat cake of thin batter fried on both sides on a griddle
         [syn: pancake, battercake, flannel cake, flannel-
         cake, flapcake, flapjack, griddlecake, hotcake,
         hot cake]