/pahr'leuh men tair"ee euhn, -meuhn-/ or, sometimes, /pahrl'yeuh-/ , n.
1. a person who is expert in the formal rules and procedures of deliberative assemblies and other formal organizations.
2. ( sometimes cap. ) Brit. a member of Parliament.
3. ( cap. ) a partisan of the British Parliament in opposition to Charles I.
[ 1605-15; PARLIAMENT + -ARIAN ]