noun (n)

• a worker who makes or adds the top to something(noun.person)

  source: wordnet30
• a worker who cuts tops off (of trees or vegetables etc.)(noun.person)

  source: wordnet30
• the person who is most outstanding or excellent; someone who tops all others(noun.person)

  Synonym:
  best
  

  source: wordnet30
• an exceedingly good witticism that surpasses all that have gone before(noun.communication)

  source: wordnet30
• a woman's short coat(noun.artifact)

  source: wordnet30
• a man's hat with a tall crown; usually covered with silk or with beaver fur(noun.artifact)

  Synonym:
  beaver, dress hat, high hat, opera hat, silk hat, stovepipe, top hat
  

  source: wordnet30
• One that tops, in any sense of the verb;(noun)

  source: webster1913