Source : Webster's Revised Unabridged Dictionary (1913)

Swinish \Swin"ish\, a.
   Of or pertaining to swine; befitting swine; like swine;
   hoggish; gross; beasty; as, a swinish drunkard or sot.
   ``Swinish gluttony.'' --Milton. -- {Swin"ish*ly}, adv. --
   {Swin"ish*ness}, n.

Source : WordNet®

swinish
     adj 1: ill-mannered and coarse and contemptible in behavior or
            appearance; "was boorish and insensitive"; "the
            loutish manners of a bully"; "her stupid oafish
            husband"; "aristocratic contempt for the swinish
            multitude" [syn: {boorish}, {loutish}, {neanderthal},
            {neandertal}, {oafish}]
     2: resembling swine; coarsely gluttonous or greedy; "piggish
        table manners"; "the piggy fat-cheeked little boy and his
        porcine pot-bellied father"; "swinish slavering over food"
        [syn: {hoggish}, {piggish}, {piggy}, {porcine}]