mad hatter
English
[edit]![](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b5/De_Alice%27s_Abenteuer_im_Wunderland_Carroll_pic_26.jpg/220px-De_Alice%27s_Abenteuer_im_Wunderland_Carroll_pic_26.jpg)
Etymology
[edit]The term is attested since at least the 1790s. See mad as a hatter.
Noun
[edit]mad hatter (plural mad hatters)
The term is attested since at least the 1790s. See mad as a hatter.
mad hatter (plural mad hatters)