voter

Concise Oxford English Dictionary © 2008 Oxford University Press:
vote/vəʊt/

▶noun a formal indication of a choice between two or more candidates or courses of action, expressed typically through a ballot or a show of hands.

■ an act of voting.

■ (the vote) the right to indicate a choice in an election.

▶verb

• 1 give or register a vote.

  ■ grant or confer by vote.

• 2 informal express a wish or suggestion.

– phrases
vote of (no) confidence a vote showing that a majority continues to support (or no longer supports) the policy of a leader or governing body.
vote with one's feet informal indicate an opinion by being present or absent.

– derivatives
voteless adjective,
voter noun.

– origin ME: from L. votum ‘a vow, wish’, from vovere ‘to vow’.