get above yourself
get above (oneself)
To act in a conceited manner. Primarily heard in UK. Geez, you've gotten above yourself these days—the rest of us have opinions worth hearing, too, you know!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
get above yourselfBRITISH
If someone gets above themselves, they act as if they are more important than they really are. I just think you're getting a little bit above yourself. I did not like the way he had clearly got above himself.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
be/get aˈbove yourself(disapproving) behave as if you are better or more important than you really are: She’s getting a bit above herself. She’s only been working for me for two weeks and already she’s telling me what to do!
Farlex Partner Idioms Dictionary © Farlex 2017