19th century. Ultimately from Fanny, pet form of the name Frances. Compare dick, John Thomas, mickey.
The British naval slang sense derives from Fanny Adams. Tins of mutton introduced as rations were not liked by the sailors and were taken by them to contain the butchered remains of Fanny Adams who had been brutally murdered and dismembered. The tins were re-used for eating from and cooking with.
Modern English dictionary
Explore and search massive catalog of over 900,000 word meanings.
Word of the Day
Get a curated memorable word every day.
Challenge yourself
Level up your vocabulary by setting personal goals.