Does this definition (from Dictionary of Newfoundland English Online) fit?

cracky n also cracky dog, krackie EDD ~ sb1 ¹ 'wren,' 2 'little person or thing' D; DC crackie Nfld (1895-). A small, noisy mongrel dog; freq in phr saucy as a cracky.
   1858 [LOWELL] ii, 293 A 'cracky,' in Newfoundland, is a little dog. [1894 BURKE] 83 He can bite off horse shoe nails and twist crackeys by the tails. 1895 J A Folklore viii, 38 ~ a little dog. 1917 Christmas Echo 14 There was nothing particular about him any more than any other dog. He was larger than an ordinary crackie, but not so large as a sporting dog. 1937 DEVINE 15 Crackie—A small dog. A lap dog, lively, frisking and barking. 1966 FARIS 97 People today only keep small 'krakies,' and have killed or sold most of the part-Husky sled dogs which once abounded. C 66-8 'Saucy as a cracky.' This is applied to a person who usually has a saucy tongue or a person who will answer back.