The Terps scored five runs in the seventh and eighth innings to put the Nittany Lions away.
The Terps had just one practice before their rough performance at the Big Five meet.
The Terps snagged their second consecutive win — the first time they've done so since Jan. 25.
Penn State found a way to work around the Terps' defense with Masonius out of the lineup.
The Terps' dominant first-half performance secured them a win after the Nittany Lions battled in the second.
Miller and Owusu combined for 44 points in Miller's first start of the season.
Despite their lack of success in the Big Ten tournament, the Terps will host the first two rounds of the NCAA tournament.
After their overtime loss to Penn State, the Terps' path to the No. 1 seed in the Big Ten tournament is more challenging than before.
The Terps have to beat both Penn State and Indiana to take sole possession of first in the conference.