to have a strong effect on you, so that you remember.
She had one of those faces that sticks in your mind.
stick in (one's)/the mind
To be very memorable; to be unlikely to be forgotten. Out of my entire time in high school, one day in particular sticks in my mind—the day of the big biology test.She's very good with statistics. She says numbers just stick in her mind!
stick in someone's mind
to remain in someone's thinking. The events of that day stuck in my mind for a very long time. The image of her smiling face stuck in Henry's mind for a long time.