green in one's eye

Noun

humorous uncountable

(humorous) The trait of gullibility in a person.

Japanese Meaning

（ユーモラスな表現）騙されやすい性質、すなわちだまされやすいという特徴

Green in one's eye often causes otherwise sensible people to fall for obvious scams.

騙されやすさは、普段は賢明な人々でさえ明らかな詐欺に引っかかることがよくあります。

Sense（1）

(humorous) The trait of gullibility in a person.

He's a shrewd businessman: there's no green in his eye.