That time of the month when your uterus starts being a bitch to you all because you didn't get pregnant, so it gives you cramps and shoots blood out of you for 3-5 fucking days.
Ashley: dude are you excited to go to the beach tomorrow?
Sarah: yes so excited!
When a girl is menstruating and she becomes inexplicably horny. This is due to the slight increase in testosterone required to cause the shedding of the uterine walls.
“Maybe it’s just my period thirsttalking but I would fuck Obi-wan Kenobi in a heartbeat.”