To use some sort of photo editing tool or program to make a person look better, younger, more aesthetically pleasing. Often used (and overused) on magazine covers. Can also mean the same as digitally unfreshen up
when you use the same tool to do just the opposite. Usually referred to as, or known as photoshopped
Rimmel London felt it necessary to digitally freshen up a very young Zooey Deschanel for their ad campaign, to the point where it doesn't look like her at all.
Every magazine cover with Fergie, Demi Moore, Jennifer Aniston and Jessica Simpson they digitally freshen up to make them appeal to a younger demographic. It just makes them look like aliens.