Forward Bibi Donraadt had the Terps' final goal of the penalty shootout.
The Terps are hoping tactical and lineup changes will help push the team to two victories this weekend.
The Terps outshot the Tigers 27-0.
Duke held the Terps off the scoreboard. They mean to make amends.
The Terps lost to Duke, 1-0, on Sunday for their first game of the season.
Frost made key saves against Duke on Sunday, but the Terps' offense couldn't get on the board.
Duke goalkeeper Sammi Steele held the Terps at bay.
Linda Cobano's fourth-quarter goal sealed it for the Terps.
Maintaining possession against Duke and Boston College will be critical.
Two ranked opponents, Boston College and Duke, are next up on the schedule.