mackle · noun, verb1
From the earlier form macle, from macule, which see for more.
mackle · verb, noun2
Back-formation from Macklemore interpreted as mackle + more, originally from a joke "I wish he would mackle less". The origin of Macklemore is unclear – it may be a corruption of McLemore or a childhood coinage by Macklemore.
Etymology from Wiktionary, CC BY-SA 4.0.