Menarrhea 

The common phenomenon that occurs when women get diarrhea during menstruation.

Lyndsey said "Nikki can't go for Mardi Gras tonight because she has a bad case of Menarrhea"

Menarrhea by Eric Matthew October 26, 2022

menarche

First menstruation period for a woman, generally toward the beginning of puberty.

The onset of her early menarche was relegated to a general case of stress.

menarche by misofluffy January 4, 2007

manarrhea 

Diarrhea from a man's butt

"Stop making manarrhea all over the place, Steve! It is really smelly!"

manarrhea by Reek Stankleberry February 21, 2004

menorrhagia 

Menorrhagia is an abnormally heavy and prolonged menstrual period. Causes may be due to abnormal blood clotting, disruption of normal hormonal regulation of periods or disorders of the endometrial lining of the womb. Depending upon the cause, it may be associated with abnormally painful periods dysmenorrhoea.

"I hate you Bob!" says Pam.
"Why Pam, you're being unusually bitchy today. Are you on your period? You've got menorrhagia don't you?" Bob asks.
"....yes."

menorrhagia by Soscan2062 April 24, 2006

menarche

the onset of menstruation

The girls puberty was heralded by her menarche

menarche by Joey January 2, 2004

amenarrhea 

when you have to shit so bad, you thank god you made it to the toilet

My mom made sloppy joes tonight. i barely made it to the bathroom..... kaboom...... Amenarrhea!!!

amenarrhea by Pat L January 8, 2007

Aunt Marrhea 

The eviler sister of 'Aunt Flow'. She who brings diarrhea with your lady cycle.

Dude, not only did Aunt Flow stop by this morning, but she brought her sister, Aunt MaRrhea!

Aunt Marrhea by Mandalyn Knapic von Seldeneck November 1, 2008