Entry 2 senses · 2 variants Webster, 1913 Mackle · Mac·kle · IPA n. v. t. & i. 01 n. Same as Macule. 1. Same as Macule. See: Macule 02 v. t. & i. To blur, or be blurred, in printing, as if there were a double impression. 1. To blur, or be blurred, in printing, as if there were a double impression.