butter would not melt in one's mouth
01
used for saying that a person only appears to be nice or innocent, but they are not like that in reality
Dialect
British
British
Idiom
Informal
예시들
She acted as if butter would not melt in her mouth, but behind closed doors, she was always causing trouble.
Despite his sweet smile, he was a troublemaker at heart, with a mischievous nature that belied the appearance that butter would not melt in his mouth.
