madman

• Nom désignant une personne considérée comme folle, mentalement instable ou agissant de manière extrêmement irrationnelle.

A noun referring to a person who is considered to be insane, mentally unstable, or acting in a wildly irrational manner.

1. Insane personB2formal

   A person who is mentally ill or behaves in a wildly irrational way.

   Fou, déséquilibré

   • The madman was shouting nonsense in the street.
   • He acted like a madman, running around without any direction.
   • The story tells of a madman who believed he was a king.

   Synonymesbedlamitelunaticmaniacnutcasepsychopathpsychotic

2. Reckless or foolish personB2informal

   Someone who acts in a dangerously reckless or foolish manner.

   Fou imprudent

   • Only a madman would try to climb that cliff without gear.
   • He drives like a madman, speeding through traffic.
   • You'd have to be a madman to invest all your money in that risky scheme.

   Synonymesdaredevilfoolhotheadmadcapmaniac