the top › the most important or successful position in an organization, activity, etc.: He worked hard and quickly reached the top of his profession. Congratulations on your promotion - how are you enjoying life at the top?
be at the top of your game informal › to be able to use your skills and abilities to a very high level, and even more than you have done previously: She's 55 and at the top of her game as an entrepreneur.
come out on top › to be the winner in a competitive situation: The company that drops its prices first will come out on top.
from the top down › at all levels in a company, including the most important managers: There have been mutiple failures, from the top down. From the top down, staff are remarkably optimistic. › starting at the level of the most important managers and spreading to other employees: Change has been imposed from the top down.
on top (of sth) › in addition to something: When we came to pay for the goods, there was a delivery charge on top. We expect sales to rise by 6% on top of last year's growth. The company's in financial trouble and on top of that they're losing key staff. › in control of a situation: be/get/stay on top of sth Management needs to get on top of the problem quickly.