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.
1. To come to a position over or on top of something: I finally got above the wave and gasped for air.
2. To assume a superior attitude toward something so that one is no longer concerned with its problems and no longer worrying about it: Once you get above all this bickering, the answer should become clear.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.