transcription, транскрипция: [ ɪnseɪn ]
1.
Someone who is insane has a mind that does not work in a normal way, with the result that their behaviour is very strange.
Some people simply can’t take it and they just go insane...
= mad
ADJ : usu v-link ADJ
2.
If you describe a decision or action as insane , you think it is very foolish or excessive.
I said, ‘Listen, this is completely insane.’
ADJ [ disapproval ]
• in‧sane‧ly
I would be insanely jealous if Bill left me for another woman.
ADV : usu ADV adj , also ADV with v