The phrase "trophy case" refers to a display cabinet or case where trophies are shown. These trophies are awards or prizes given to recognize achievements, accomplishments, or victories in sports or other activities. Full definition
Image and history perhaps; easy to say with tons of silverware in trophy case. (justarsenal.com)
We will place the trophy in our corporate trophy case for all visitors and employees to see. (breakingtravelnews.com)
In the last five years, the band has won so many parade and festival competitions that it has its own trophy case next to that of the football team. (si.com)