Definition of macking:
(n) :
(informal) Synonym of guy, term of address for a man or person.
(n) :
A diminutive of the male given name Max.
(n) :
A surname.
(n) :
(slang, with "the") The Mackintosh Building at the Glasgow School of Art, Scotland.
(n) :
(slang) An individual skilled in the art of seduction using verbal skills; a seducer
(n) :
(slang) A pimp or procurer