talkative
     adj 1: full of trivial conversation; "kept from her housework by
            gabby neighbors" [syn: {chatty}, {gabby}, {garrulous},
             {loquacious}, {talky}]
     2: unwisely talking too much [syn: {bigmouthed}, {blabbermouthed},
         {blabby}]
     3: friendly and open and willing to talk; "wine made the guest
        expansive" [syn: {expansive}]
Source: WordNet® 2.0