blow (one's) mind
1. To impress, overwhelm, or excite one to an extreme degree. The show of support from everyone has just blown my mind. I had really low expectations for the movie, but it totally blew my mind. It blew Claire's mind to see her favorite Disney princess walk into the birthday party.
2. To impact, alter, or disturb one's normal cognitive process or ability to a great degree, especially as a result of drug use. Watch out, this weed is pretty strong. It'll blow your mind! I knew a few friends in college who blew their minds taking LSD. Nah, I stay away from that stuff, man. I have no interest in taking something and blowing my mind.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.