Answer:
You throw me out when you use me and take me in when you are done.
I am a king who's good at measuring stuff.
I am a sharp looking horse with a flaxen tail. The longer I run the shorter my tail becomes.
I have a head, tail, but no arms and legs. What am I?
What runs but never walks has a mouth but never talks has a head but never weeps has a bed but never sleeps?
A little house full of meat, no door to go in and eat.