What does AF stand for?

[AmayaBuzzbee]

New to this area of Mumsnet and was just wondering (I am guessing it means 'the period' but what do the letters stand for?)

Thanks! :-)

Aunt Flo / Aunty Flo

Aunt Flo

x posted!

Any fucker ? Cos she doesn't like sitting down :o

Got it -thank you ladies! (thought it would be Auntie fucker for some reason!)

Now I'm going to read it as 'auntie fucker' every time