Answer:
I don't live within a house nor do I live without. Most will use me when they come in and again when they go out.
I have married many woman but has never been married
I walk on 4 legs in the morning, 2 legs at noon, and 3 legs at night. What am I?
I'm at the head of an elephant and at the tail of a squirrel
My geometry is lost in the night to be found in daylight's break. The rigors of time have torn me to shreds, yet I stand to protect that which lies within. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?