The Terps had the lead in the final minute, before a goal from the Wildcats' Francesca Docters forced the game to overtime.
Bolma registered a goal and an assist as the Terps picked up a road win over the Buckeyes.
The Terps lost to the Buckeyes in their home-opener last season.
The Terps took their first point against a Big Ten opponent in seven games.
Liz Brucia and Madeline Smith have kept the Terps in games even when the defense in front of them breaks down.
The freshman defender has been crucial for the Terps' last two wins after having limited appearances at the beginning of the season.
The Terps broke through once but otherwise struggled to find space against the Buckeyes.
The Terps improved to 5-0 at home this season.
The junior found the back of the net for the first time in the Terps' 2-1 win over Michigan.
The Buckeyes forward headed the winning ball to send the Terps to a loss in their Big Ten opener.