What is what does being someones valentine mean?

Being someone's Valentine typically means that you have a romantic relationship with that person. It can also mean that you are expressing your love and affection for someone on Valentine's Day, which is a holiday traditionally associated with love and romance. Being someone's Valentine can involve exchanging gifts, going on a date, and expressing your feelings of love and appreciation for that person. It is a way to celebrate love and the special bond you share with your significant other.