水掛 みずか ろん
mizukakeron

Noun

1. endless argument; pointless argument; fruitless dispute; futile discussion; argument over whose field to water (during a drought) — literal

それは結局 けっきょく水掛 みずか ろんだ。
sorewa kekkyoku mizukakeronda.
It will only mean an endless debate.
Other forms: