Muriel, The adjective given when given PMSing
Muriels can become extremely aggressive, violent and over-protective of belongings at this time of the month
Watch out for Muriel!!
Laura - 'Why is that girl so extremely aggressive, violent and over protective of her belongings? she yelled at me when i asked to borrow her moisturizer'
Lorna -'Yea don't worry about her... She's just Muriel right now'