What is the meaning of ultimate?

noun

• The finest or most superior quality of its kind.
  • usage: "the ultimate in luxury"

adjective

• Furthest or highest in degree or order; utmost or extreme.
  • usage: "the ultimate achievement"; "the ultimate question"; "man's ultimate destiny"; "the ultimate insult"; "one's ultimate goal in life"
• Being the last or concluding element of a series.
  • usage: "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"