A “butt” was a Medieval unit of measure for wine. Technically, a 'buttload' of wine is about 475 liters, or 126 gallons.
10
A group of ferrets is called a business.
6
The word 'mile' is derived from the Latin word for 1,000 - the number of paces it took the average Roman!
6
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2