ANDROID 18
Android 18 is a android that was created by Dr. Gero. She was the one who released Android 16 in the Android Saga. When her, Android 16 and 17 met up with Vegeta, she was the one to fight him. As the battle raged on, she sometime broke Vegeta's arm by kicking it. Later on, she was absorbed by Cell. Krillen used a wish to return Android 18 to this world, as a human. They later wedded, and had a little girl named Marron. In DragonballGT, she cut her hair short.
That's all about android 18.