blow it

(verb) to make a very serious mistake

Example Sentence:

If you blow this chance, I will not let you move to the next level.

I can’t believe I didn’t study for the test! I blew my chances to go to law school now!

Johnny kept blowing his tests, so he was moved to an easier class.

Similar idioms:

1. blow one’s own horn
2. blow one’s lid
3. blow one’s top
4. blow off some steam
5. mess up
6. blow a fuse
7. blow one’s mind
8. fuck up
9. blow one’s cool
10. ace a test
11. jump at the chance
12. cut it
13. blow
14. be easier said than done
15. pass something with flying colours