藪蛇

やぶへび【藪蛇】

¶ → 藪蛇になる

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やぶへび【藪蛇】

●やぶへびになる stir up a hornet's nest; have words [actions] boomerang.

●とんだやぶへびだ. It's turned into a hornet's nest.

・「そういえばこないだの金, まだ返してもらってなかったな」「おっと, とんだやぶへびだった」 “Come to think of it, you still haven't paid me back for last time.”―“Whoops. I should have kept my mouth shut.”