draw (oneself) up to (one's) full height
To stand up straight, often to project confidence or prestige. People would be more apt to take you seriously if you drew yourself up to your full height instead of hunching over all the time. Honey, draw yourself up to full height so the nurse can measure you. Even though my heart was pounding, I drew myself up to full height and strode across the stage to the podium.
rise to (one's) full height
To stand up straight, often to project confidence or prestige. People would be more apt to take you seriously if you rose to your full height instead of hunching over all the time.
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.