not the sharpest tool in the box | not the sharpest knife in the drawer成語所屬單字toolnot the sharpest tool in the box | not the sharpest knife in the drawernot the sharpest tool in the box | not the sharpest knife in the drawer — 慣用語慣用語1. Not very intelligent or quick to understand things.1.慣用語釋義不太聰明Not very intelligent or quick to understand things.例句Maya is kind but not the sharpest tool in the box.Do you think he's not the sharpest knife in the drawer?