A woman who is considered to be immoral due to her large number of sex partners.

A polite way to call someone a prostitute, whore or slut.
When Bear called Coco a Scarlet woman, she didn't know what it meant, so she looked it up online - when she told the cave people what her sister had called her, Snake Eyes agreed and took some Serepax, and Donkey Dentures went out into the shed to drink some wine.
by Googles January 7, 2005
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A PC term for "slut" that Molly Weasley uses
I told you not to annoy her, Hermione! She's made you out to be some sort of...scarlet woman!
by rtv0587 December 2, 2010
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Where two guys go at it and one of them bites off the tip of the other guy's penis.
Dustin: Let's do the Australian Scarlet Woman.

Bryce: Okay, what is tha-AAAAAAAAAAGH WHAT THE FUCK?!

Dustin: That's the Australian Scarlet Woman.
by Mr. Wollamhs June 11, 2008
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