1. Br. - Noun
2. Br. - Adjective
Br.
Abbreviation of British.
Br. (plural Brs.)
An abbreviation of Brother, a title used before either a given name or surname for an adult male, especially in a religious or fraternal context.
Br. John Doe
Br.
(law) Abbreviation of brief.
His Divinity, however, seems subordinate, as does the worship which is rendered to Him (I Apol., vi; cf. lxi, 13; Teder, "Justins des Märtyrers Lehre von Jesus Christus", Freiburg im Br., 1906, 103-19). Source: Internet