enter someone's head
enter (one's) head
To be thought of by one. Take time to form your response to the interviewer—don't just blurt out the first thing that enters your head.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
enter someone's headoccur to someone (usually used in the negative).
Farlex Partner Idioms Dictionary © Farlex 2017