out of his mind

( عامیانه - out of ( one's ) head )
1. بسیار مست از الکل، بسیار نئشه از مواد مخدر.
2. دیوانه.
مثال:
He's out of his head if he thinks this plan is going to work
You were really out of your head last night! How do you feel this morning?
? Are you off your head