mad as a hatter

Meaning

Crazy or demented.

Synonyms

as mad as a hatter

Translations

fuori come un balcone

fuori di testa

stapelgek

Pronounced as (IPA)

/ˌmæd æz ə ˈhætə/

Etymology

Cognate with English: atter

In summary

First recorded 1829. Of uncertain origin, though usually explained as referring to hat-makers suffering from Erethism due to handling mercury-contaminated felt. Derivation from Old English ātor (“poison”) or its descendant English atter lacks evidence.