someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous); the speaker at commencement; an utterer of useful maxims

[ Syn: talker , utterer , verbalizer , verbaliser ]

electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance

[ Syn: loudspeaker , speaker unit , loudspeaker system , speaker system ]

the presiding officer of a deliberative assembly; the leader of the majority party is the Speaker of the House of Representatives

[ Syn: speaker ]