rise to (one's) full height(redirected from rise to his full height)
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. © 2015 Farlex, Inc, all rights reserved.
draw yourself up/rise to your full ˈheightstand straight and tall in order to show your determination or high status: When the sales assistant said he couldn’t help her, she drew herself up to her full height and demanded to see the manager.
Farlex Partner Idioms Dictionary © Farlex 2017