What is the meaning of the word "top"?

Definitions:

a conical child's plaything tapering to a steel point on which it can be made to spin noun
- They got a bright red top and string to play with for their birthday.
a garment, especially for women, that extends from the shoulders to the waist or hips noun
- I buttoned my top.
be at the top of or constitute the top or highest point verb
- A star tops the Christmas Tree
covering for a hole, especially a hole in the top of a container noun
- We removed the top of the carton.
cut the top off verb
- top trees and bushes
finish up or conclude verb
- They topped off their dinner with a cognac
pass by, over, or under without making contact verb
- the balloon cleared the tree tops
provide with a top or finish the top (of a structure) verb
- the towers were topped with conical roofs
reach or ascend the top of verb
- The hikers topped the mountain just before noon
the greatest possible intensity noun
- I screamed at the top of my lungs.
the highest or uppermost side of anything noun
- put your books on top of the desk
the top or extreme point of something, usually a mountain or hill noun
- After hiking all day, we were rewarded with the view from the top.
the upper part of anything noun
- the mower cuts off the tops of the grass