Definitions
1.NounAn individual skilled in the art of seduction using verbal skills; a seducer"She left with him; he must be a true mack."
2.NounA pimp or procurer
3.VerbTo act as pimp; to pander.
4.VerbTo seduce or flirt with.
5.NounA (pouch or unit of) mackerel, used as food and currency in prison.
6.NounA raincoat or mackintosh.
7.NounAn element of a ship's superstructure which places the function of a ship's mast on its exhaust stack, adding the skeletal supporting structure to the smokestack to support the mast's complement of functions.