Source : Webster's Revised Unabridged Dictionary (1913)

Suave \Suave\, a. [L. suavis sweet, pleasant: cf. F. suave. See
   {Sweet}, and cf. {Suasion}.]
   Sweet; pleasant; delightful; gracious or agreeable in manner;
   bland. -- {Suave"ly}, adv.

Source : WordNet®

suave
     adj 1: having a sophisticated charm; "a debonair gentleman" [syn: {debonair},
             {debonaire}, {debonnaire}]
     2: smoothly agreeable and courteous with a degree of
        sophistication; "he was too politic to quarrel with so
        important a personage"; "the hostess averted a
        confrontation between two guests with a diplomatic change
        of subject"; "the manager pacified the customer with a
        smooth apology for the error"; "affable, suave, moderate
        men...smugly convinced of their respectability" - Ezra
        Pound [syn: {politic}, {smooth}]