Source : Webster's Revised Unabridged Dictionary (1913)

Scallop \Scal"lop\, v. t. [imp. & p. p. {Scalloped}; p. pr. &
   vb. n. {Scalloping}.]
   1. To mark or cut the edge or border of into segments of
      circles, like the edge or surface of a scallop shell. See
      {Scallop}, n., 2.

   2. (Cookery) To bake in scallop shells or dishes; to prepare
      with crumbs of bread or cracker, and bake. See {Scalloped
      oysters}, below.

Scalloping \Scal"lop*ing\, n.
   Fishing for scallops.