Janner is a slur used to describe English in a derogatory way. Refers to any English person born within ten miles of the sea but primarily people from Plymouth
The word Janner is a racial slur that has been used historically to degrade and dehumanize english. The word is still used by some people for this purpose, and it is seen as offensive and hurtful to english. If you are unsure about whether or not it is appropriate to use the word Janner, it is best to err on the side of caution and avoid using it in any situation.