monstruating

That time of the month when a woman turns into a monster for a few days. Everyone should avoid her at this time or pay the price.
Jim: "What's wrong with Jill? She just about bit my head off after I said good morning!!"
Joe: "Beware of her because it's that time of the month when she's monstruating"
by CoDoc June 17, 2014
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monstruation

Menstruation combined with terrible PMS symptoms.
"What's wrong with Barbara?"

"She's having monstruation!"

"Oh, fuck."
by pighitterwhatup October 30, 2012
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