ultimate

Adjective

• being the last or concluding element of a series
  • the ultimate sonata of that opus
    
  • a distinction between the verb and noun senses of `conflict' is that in the verb the stress is on the ultimate (or last) syllable
    

• furthest or highest in degree or order; utmost or extreme
  • the ultimate achievement
    
  • the ultimate question
    
  • man's ultimate destiny
    
  • the ultimate insult
    
  • one's ultimate goal in life
    

Noun

• the finest or most superior quality of its kind
  • the ultimate in luxury