Proper noun
A title bestowed on a legislative house member, particularly one where the legislature is called a "House".
The member of a legislative house who has served the longest collective time in office.
The member of a legislative house who has served the longest current continuous period.
The member of a legislative house who is the oldest.
Source: en.wiktionary.orgThough he is the Father of the House as longest-serving federal MP, Andrews has assured his branch members he still has plenty to do. Source: Internet
Australia main In Australia, the current member of the House of Representatives with the longest period of continuous service, whether a Minister or not, is known as "Father of the House". Source: Internet
It is used simply as the female alternative to Father of the House, being applied when the relevant member is a woman. Source: Internet
Malaysia In Malaysia the term "Father of the House" is rarely used. Source: Internet
McMahon became Joint Father of the House of Representatives with Clyde Cameron in 1977, and sole Father in 1980 when Cameron retired. Source: Internet
Sir Henry Campbell-Bannerman was simultaneously Father of the House and Prime Minister from May 1907 until shortly before his death (when he was still Father of the House) in April 1908. Source: Internet