noun, noun or participle which takes 'suru', transitive verb
repaying double; giving back twice the value
Used for returning a favor, gift, or money at double the original amount. Often implies a strong sense of obligation or gratitude.
お歳暮のお返しは倍返しにした。
I returned the year-end gift with something worth twice as much.
彼は借りた金を倍返しで
He paid back the borrowed money twofold.
noun, noun or participle which takes 'suru', transitive verb
revenge twice as harsh; payback double the pain
Figurative use for retaliating with twice the severity. Popularized by the TV drama 'Hanzawa Naoki'.
やられたら倍返しだ。
If they mess with me, I'll pay them back double.
彼は裏切りに対して倍返しを誓った。
He vowed to get double revenge for the betrayal.