Meanings
How to pronounce "step up":
AU
To increase, augment, or advance, especially by one or more steps.
Example: "They will need to step up production if they are going to compete."
Example: "Step up your shower game!"
To assume or take responsibility.
Example: "Won't anyone step up to the challenge?"
Example Sentences
1
You need to step up your game if you want to win the competition.
2
I'm going to step up and take on more responsibilities at work.
3
It's time for us to step up and make a difference in our community.
4
We need to step up our efforts to protect the environment.
5
The team captain called on every player to step up and give their best performance.