scum of the earth

Noun

derogatory informal uncountable

(informal, derogatory) An undesirable individual; the worst type of person or people.

Japanese Meaning

最低の人々：社会的に最も好ましくない、信頼できないと見なされる人々。 / 地球のクズ：比喩的に、極めて価値の低い個人を指す表現。

He treated the corrupt official like the scum of the earth, refusing to speak to him.

彼はその汚職役人をこの世のクズのように扱い、話しかけるのを拒んだ。

Sense（1）

(informal, derogatory) An undesirable individual; the worst type of person or people.

People who refuse to tip are the scum of the earth.