根こん負まけ

noun, noun or participle which takes 'suru', intransitive verb

being outlasted; giving in from exhaustion; running out of patience

Describes losing a battle of endurance or willpower: the opponent's persistence wears you down until you give in. Often used in negotiations, arguments, or competitive situations.

• 彼かれのしつこさに根こん負まけして、つい承しょう諾だくしてしまった。

  I was worn down by his persistence and ended up agreeing.

• 長ちょう時じ間かんの交こう渉しょうで相あい手てが根こん負まけするのを待まった。

  We waited for the other side to run out of patience during the long negotiations.