The Collaborative International Dictionary of English v.0.48:

Dumple \Dum"ple\, v. t. [See Dumpling.]
   To make dumpy; to fold, or bend, as one part over another.
   [R.]
   [1913 Webster]

         He was a little man, dumpled up together. --Sir W.
                                                  Scott.
   [1913 Webster]