An "ex-girlfriend" refers to a woman who was previously in a romantic relationship with someone but is no longer together with that person. This term is commonly used to describe a past partner, highlighting the end of the relationship, which can occur for various reasons such as personal differences, life changes, or mutual agreement. The relationship with an ex-girlfriend can vary in nature after the breakup. Some individuals may remain friends, while others may choose to cut off contact entirely. The emotional impact of the breakup can also differ, affecting how each person moves on and engages in future relationships, including new partners or dating.