Best definition
A said woman who must engage in the act of the application of makeup towards said face. Said woman has

to be ugly or fugly on a daily basis without said makeup. When makeup is applied.the female turns from a 2/10 to a 8-9/10.

When a woman only looks good with makeup on there shit face! , its like polishing a turd and turning it into a diamond aka werewoman!
werewoman: define #2
A woman that is curiously absent from work or school once a month. Which leads you to the conclusion that she must be turning into a wolf with the cycle of the moon. In reality, she is suffering from a much more common malady known as her period.
Me: Where is Professor Lupina? She misses class every waxing gibbous.

Hermione: Hmmmm. Maybe she’s a werewoman.