Answer:
Skirts for men.
I contain five little items of an everyday sort. You can find all five in a tennis court.
I am whole but incomplete. I have no eyes, yet I see. My largest part is one fourth of what I once was. What am I?
I have fangs and enjoy piecing holes with a single bite.
A trail, a union, together tied. Come across me and you will find you cannot change the course I'm on. Without me you cannot travel on. What am I?
I flow from the Homerβs mouth when he sees doughnuts.