a character in Alice in Wonderland by Lewis Carroll . The Mad Hatter, who wears a tall hat, holds a tea party with Alice, the March Hare and the Dormouse. The expression ‘as mad as a hatter’, meaning completely crazy, was already common when Carroll wrote the book.
MAD HATTER
Meaning of MAD HATTER in English
Oxford guide to British and American culture English vocabulary. Руководство по британской и американской культуре, Оксфордский английский словарь. 2005