Hon‧our‧a‧ble British English ; Honorable American English
1SS written abbreviation Hon.
used in Britain in the titles of children whose father is a lord and in the titles of judges and members of parliament
2 written abbreviation Hon.
used in the US when writing to or about a judge or important person in the government
3, my Honourable Friend, the Honourable MemberPGP
used by British members of parliament when talking to or about each other in the House of Commons