1. To make something appear new, more interesting, or brighter with the addition of something. I'd like to refresh the office with some new furniture and a new layout. You'd be amazed how easily you can refresh your house with a paint job and bit of redecorating.

2. To revive someone, oneself, or a part of someone's body with some action or thing. Why don't you lie down and refresh your eyes with a couple slices of cucumber? After sitting in front of the computer all day, I decided to refresh myself with a walk around my neighborhood.