to pull one's socks up
01
to try one's best to improve something that is not good or satisfactory enough
![to [pull] {one's} socks up definition and meaning](https://cdn.langeek.co/photo/43152/original/?type=jpeg "to [pull] {one's} socks up definition and meaning")
例
He needs to pull his socks up if he is to make a success of his career.
to try one's best to improve something that is not good or satisfactory enough
