use one's head

== English == === Pronunciation === === Verb === use one's head (third-person singular simple present uses one's head, present participle using one's head, simple past and past participle used one's head) (idiomatic) To think carefully, especially as an alternative to being guided by one's emotions. (humorous) To headbutt. ==== Synonyms ==== use one's noggin use one's coconut ==== Translations ====