power jam

(roller derby) A period during which only one jammer is on the track.

Japanese Meaning

ローラーダービーにおいて、トラック上に一人のジャマーだけが存在する期間

During the power jam, the team's jammer took advantage of the open track to score quickly.

ジャマーが1人だけトラック上にいる間、チームのジャマーは空いたトラックを利用して素早く得点した。

Sense（1）

(roller derby) A period during which only one jammer is on the track.

"Emma S. Enforcer's power jam also gave her the opportunity to claim nine more points for Black."

power jams

（ plural ）