毒どくを食くらわば皿さらまで

expression

in for a penny, in for a pound; once you've started, you might as well go all the way

Proverb meaning that once you have done something bad or risky, you should see it through to the end. The literal image is 'if you've eaten poison, (lick) the plate.' Used to encourage full commitment after a first step, often in a negative or resigned context.

• もうここまでやったんだ。毒どくを食くらわば皿さらまでだ。

  We've come this far already. In for a penny, in for a pound.

• 彼かれは毒どくを食くらわば皿さらまでとばかりに、会かい社しゃの金かねを使つかい込こんだ。

  As if to say 'in for a penny, in for a pound,' he embezzled company money.