Answer:
What do you get when you cross a cow with a trampoline?
You get embarrassed when you stand on me when everybody is watching. Women don't like to talk about the number they see on me. Everyone stands on me when nobody is around
I can be entertaining until you realize some pieces have been lost.
I am owned by every man though my length differs. Their wives uses me after getting married.
I have a title and many pages. I am a genteel of genteel descent. I am a killer veteran of war. I am a slave to my lord pledged to his service.
No matter how little or how much you use me, you change me every month.