noun (n)

• (American football) a successful forward pass in football(noun.act)

  Synonym:
  pass completion
  

  source: wordnet30
• a concluding action(noun.act)

  Synonym:
  closing, culmination, mop up, windup
  

  source: wordnet30
• The act or process of making complete; the getting through to the end; as, the completion of an undertaking, an education, a service.(noun)

  source: webster1913