0 a woman who is having a sexual relationship with someone who is married or in a serious relationship with someone else: --
A cheating man cannot leave his phone turned on when with you because his other woman may phone him.
What she did not know was that Freddie had two children by his other woman.
She was named as the other woman in divorce proceedings.
The film starred Norma Shearer as the wronged wife and Joan Crawford as the other woman.