speaker speaker /ˈspiːkɝ/

noun

1. () Someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)  ( talker , utterer , verbaliser [British] , speaker , verbalizer )
   someone who expresses in language; someone who talks (especially someone who delivers a public speech or someone especially garrulous)
    The speaker at commencement
   the speaker at commencement
    An utterer of useful maxims
   an utterer of useful maxims
   
   
2. () Electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance  ( loudspeaker system , speaker system , speaker unit , loudspeaker , speaker )
   electro-acoustic transducer that converts electrical signals into sounds loud enough to be heard at a distance
    I need to adjust the speaker volume because it is too loud
   I need to adjust the speaker volume because it is too loud
   
   

 Speaker

1. () The presiding officer of a deliberative assembly  ( Speaker )
   the presiding officer of a deliberative assembly
    The leader of the majority party is the Speaker of the House of Representatives
   the leader of the majority party is the Speaker of the House of Representatives