fiancée Share definition Flag Undesirable low-class female. Usually profane and/or heavily drunk in a social situation. Dude, come check out this fiancée on the bathroom floor with puke all over her shirt. I'm gonna have to take her home to meet Mom and Dad! fiancée by exitflagger April 22, 2008 0 0 Get merch Get the fiancée mug. Buy Now — $32.95 See more merch