slugfest; high-scoring game; game with many hits
Baseball term for a game where both teams get many hits and score heavily.
Yesterday's game turned into a slugfest, with both teams scoring over 20 runs combined.
投手戦 is a low-scoring game dominated by good pitching, while 打撃戦 is a high-scoring slugfest dominated by hitting.
Compound of 打撃 (dageki, 'batting, hitting') and 戦 (sen, 'battle, war'), literally 'hitting battle'.