RhymeZone: bencher definitions

Definitions of bencher:

noun: (Canada, law) A senior member of a law society in a Canadian province (except New Brunswick).
noun: (Britain, obsolete, law) One of the senior governing members of an Inn of Court.
noun: (UK, obsolete) An alderman of a corporation.
noun: (obsolete) A member of a court or council.
noun: (obsolete) One who frequents the benches of a tavern; an idler.

(Definitions from Wiktionary)