To talk to someone in a friendly and open way, usually in bars and pubs
UK informal
to talk to someone in a way that shows that you are sexually attracted to them
انگلیسی بریتانیایی، غیر رسمی
صحبت کردن با کسی به گونه ای که نشان دهد از نظر جنسی جذب او شده اید
مخ کسی را زدن
He spent all evening chatting her up and buying her drinks.
مخ زدن ( جنس مخالف )