This idiom or expression like phrase (in sports) means:

Not enough challenge.

When someone says “Did you see the match last night? It was no contest,” they mean:

It wasn’t a fair match.
The two sides were not fairly matched.
One side was very clearly superior to the other. Etc.

This idiom or expression has to do with:

Retiring.
Quitting.
Giving up. Etc.

Also:
Hang up one’s fiddle.
Hang up one’s sword.

This idiom or expression has to do with:

Retiring.
Quitting.
Giving up.
Stop trying.

Also:
Hang up one’s fiddle.
Hang up one’s sword.

This idiom or expression refers to:

A play in baseball.

Also see:
Hit-and-run.

This idiom or expression has to do with:

Adding to the rewards.
Adding to the incentive.
Making it more interesting.

Also:
Sweeten the pot.

This idiom or expression has to do with:

Failing.
Screwing up.
Missing an opportunity.
Making a mistake, especially a simple or stupid one.

You really dropped the ball when you wrecked my car and didn’t even tell me about it.

This idiom or expression has to do with:

Having a powerful punch.
Having a lot of power or influence.

Hey, your kid brother really packs a punch. I’m still dizzy!

This idiom or expression means:

In a tough spot.
In a difficult situation.

First, second, and third base refer to various stages in the game of baseball. Home run, or home base, is the ultimate stage.

All these terms also refer to various levels of success in any activity, where “first base” refers to “minor success,” and “home run” refers to “achieving a goal in a big way.”

All these terms also refer to various stages in a romantic or sexual relationship, where “first base” refers to “kissing,” and “home run” refers to “full sexual intercourse.”

Examples:

This idiom or expression refers to:

A tricky situation.
A deceptive action.

A. How can you blame her? She was thrown a curve ball!
B. I know but, in her position as the chairwoman, she should have been more prepared.