Be sitting pretty
Definition 1 of 1
Pro Tip 1/3Positive Outcome
The phrase indicates a successful or advantageous position, often beyond expectations. 
After the court case, the defendant was sitting pretty.
Pro Tip 2/3Casual Expression
It's a casual idiom, best used in informal conversations and not in formal writing. 
If we win this contract, we'll be sitting pretty.
Pro Tip 3/3Often Financial
Frequently used to imply financial comfort or security, but not always about money. 
With those test scores, you're sitting pretty for college admissions.