have your head screwed on (the right way)成語所屬單字righthave your head screwed on (the right way)have your head screwed on (the right way) — 慣用語慣用語1. To be a sensible and practical person.1.慣用語釋義頭腦清醒To be a sensible and practical person.例句Maya has her head screwed on; she always makes smart decisions.Does Brian have his head screwed on? He invested all his savings wisely.