(as) bright as a (new) button
01
used to refer to someone who is intelligent or sharp enough to quickly understand things
Dialect
British
British
Approving
Idiom
例
Even in her old age, Grandma's mind remains as bright as a new button. She can recall stories from her youth with remarkable clarity.
John always impresses us with his quick thinking and problem-solving skills. He's as bright as a button.
