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insane

[/ɪnˈseɪn/]
adjective
insano
1. mentally ill or of unsound mind
He was declared insane and committed to a psychiatric hospital.
Ele foi declarado insano e internado em um hospital psiquiátrico.
2. extremely foolish or irrational
It would be insane to drive in this weather.
Seria insano dirigir neste tempo.
3. extremely intense, wild, or exciting (informal)
That concert was insane!
Aquele concerto foi insano!
NYC Slang
crazy, wild, off the hook
Synonyms
madcrazymentally illirrationalabsurd
Antonyms
sanerationalsensiblereasonable

Regional Variations

General Brazilian
insano, louco, maluco
Most common colloquial usage; 'maluco' is very informal
São Paulo
insano, maluco, doido
'Maluco' and 'doido' are widely used in informal speech
Rio de Janeiro
insano, louco, maluco
Similar usage to general Brazilian Portuguese
Portugal
insano, louco, maluco
'Maluco' is less common; 'louco' is preferred in formal contexts

Related Idioms & Phrases

drive someone insane - deixar alguém insano/louco
go insane - ficar insano/louco
insane in the membrane - completamente louco
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