hit on

phrasal verb
1
to start talking to somebody to show them that you are sexually attracted to them
مخ زدن, برای جذب جنسی صحبت کردن
2
to think of a good idea suddenly or by chance
به فکر خطور کردن, به ایده‌ای خوب رسیدن, اتفاقی به فکری رسیدن
She hit on the perfect title for her new novel.