A menstro crap is the shits that you produce when your having a period...it is much more smelly than a regular shite, and is of a runny consistency.
kid- 'urggggggggggggghhh whats that terrible smell'
other kid 'Its Mum's menstro crap ..Auntie flow must be visiting'
other kid 'Its Mum's menstro crap ..Auntie flow must be visiting'
by Auntie Flow July 5, 2009