[countable] the highest part or point of something She was standing at the top of the stairs. Write your name at the top. The title is right at the top of the page. He filled my glass to the top. We climbed to the very top of the hill. Snow was falling on the mountain tops. (British English) the top of the milk (= the cream that rises to the top of a bottle of milk) The wind was blowing in the tops of the trees.