Top Definition
Menstruation, checking into the 'red roof inn'
Aunt Flow is in town this week.
by Bubba July 03, 2003
Female's period.
Oh no, Aunt flow is in town.
by G Dog October 11, 2005
To be on your period, menstrating, ragging.
I don't feel like going to the dance tonight because Aunt Flow is visiting.
by ~AndyR~ October 08, 2006
Euphemism for the period a female menstruates.
Oh honey I think I'm about due for a visit from Aunt Flow.

No honey, this time you will bleed properly!!

*bang bang bang bang bang*
by Natalie Blortman December 02, 2014
the lady from south park that comes every month to each girl..(your period dumnass!!)
yo girl i got my aunt flow this week so i can be a bitch
by sadie (vamp) December 28, 2008

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