Sometimes called by the epithet "the friendly-thighed", she had an argument with her husband Ailill over which of them was the richer.  
One text states that she died when her nephew hit her with a piece of hard cheese.  Sometimes called by the epithet "the friendly-thighed", she had an argument with her husband Ailill over which of them was the richer.  When she could not find a possession to match her husband's Finnbennach, she caused a war by stealing the brown bull of Cualnge.  FTP, name this woman, the archenemy of Cuchulainn.
One text states that she died when her nephew hit her with a piece of hard cheese.  
Maeve or Medb