盗人猫ぬすっとねこ

noun

thieving cat; cat that steals food

Refers to a cat that habitually steals food, especially from kitchens or other people's plates. Often used in a half-joking, affectionate tone.

• うちの猫ねこは盗人ぬすっと猫ねこで、台だい所どころから魚さかなをくわえて逃にげる。

  Our cat is a thieving cat; it grabs fish from the kitchen and runs off.

noun

adulterer; homewrecker

Derogatory term for a person who steals someone else's spouse or lover. The image is of a sneaky cat stealing something precious.

• あの女おんなは盗人ぬすっと猫ねこだ。人ひとの亭てい主しゅを奪うばいやがって。

  That woman is a homewrecker. She stole someone's husband.