to pull one's socks up
01
skärpa till sig, ta sig i kragen
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")
Exempel
Your grades are slipping, so you need to pull your socks up.
Dina betyg sjunker, så du måste skärpa till dig.
