even i cudnt understand the answer.. :P here is what it said..
"graveyards. men visit it 3 times a day (i.e they bury the dead in it tree times namely the periods between the three forbidden times) but women only visit when they pass away."
here is the link to it... http://wiki.answers.com/Q/What_does_a_woman_uses_once_in_a_life_but_men_...