'Mackle' definitions:

Definition of 'mackle'

(from WordNet)
noun
A printed impression that is blurred or doubled

Definition of 'Mackle'

From: GCIDE
  • Mackle \Mac"kle\, n. [See Macle.] Same as Macule. [1913 Webster]

Definition of 'Mackle'

From: GCIDE
  • Mackle \Mac"kle\, v. t. & i. To blur, or be blurred, in printing, as if there were a double impression. [1913 Webster]