A woman that is atracted emotionaly, and sexually to other women. The concept is the same no matter who you are atracted to. Romance, atration, sexual desire, the only difference is it is between two women.
Person #1: "I love you."
Person #2: "I love you."
Person #1: "I am so in love with you I want to jump in your bed with you right now."
Person #2: "I am waiting."
The concept is the same with or without implied genders; lesbian or not.