blow one’s mind

(verb) to amaze someone, to surprise someone

Example Sentences:

Girlfriend: I have some news that will blow your mind.
Boyfriend: What?
Girlfriend: I’m pregnant.
Boyfriend: Oh.

Matthew blew his dad’s mind when he told his dad he was joining the army.

The magician was blowing the audience’s mind with his impressive magic tricks.

From the Blogs:

Yacht that will blow your mind

Media:

Similar idioms:

1. knock one’s socks off
2. knock someone flat
3. blow one’s own horn
4. blow one’s cool
5. blow one’s lid
6. blow one’s top
7. mind-blowing
8. blow off some steam
9. blow a fuse
10. blow it
11. have something on one’s mind
12. blow
13. give someone a piece of your mind
14. one-track mind
15. you can’t teach an old dog new tricks