1. (n.) One who talks; especially, one who is noted for his power of conversing readily or agreeably; a conversationist.

2. (n.) A loquacious person, male or female; a prattler; a babbler; also, a boaster; a braggart; -- used in contempt or reproach.

blatherskite blowhard blusterer chatterbox collocutor colloquialist conversational partner conversationalist converser debater declaimer demagogue dialogist discourser gasbag haranguer interlocutor interlocutress interlocutrice interlocutrix jawsmith keynoter lecturer orator palaverer panelist parleyer patterer public speaker rabble-rouser ranter sayer show-off speaker speecher speechifier speechmaker spellbinder spieler spokesman spokeswoman spouter swaggerer tub-thumper utterer windbag