grindy game; game with repetitive tasks
Video game slang; abbreviation of 作業ゲーム. Refers to games where progress depends on performing simple, repetitive actions rather than skill or story.
This RPG has monotonous leveling; it's totally a grindy game.
作業ゲーは嫌いじゃないけど、ストーリーが欲しくなる。
I don't hate grindy games, but I start wanting a story.
Abbreviation of 作業ゲーム (sagyō gēmu), literally 'work game'. The term 作業 (work, manual labor) is combined with ゲー, a common shortening of ゲーム (game).