What is the meaning of prime?

noun

• A number that has no factor but itself and 1.
  • synonyms: prime quantity
• The period of greatest prosperity or productivity.
  • synonyms: flower, peak, heyday, bloom, blossom, efflorescence, flush
• The second canonical hour; about 6 a. M..
• The time of maturity when power and vigor are greatest.
  • synonyms: prime of life

verb

• Insert a primer into (a gun, mine, or charge) preparatory to detonation or firing.
  • usage: "prime a cannon"; "prime a mine"
• Cover with a primer; apply a primer to.
  • synonyms: ground, undercoat
• Fill with priming liquid.
  • usage: "prime a car engine"

adjective

• First in rank or degree.
  • usage: "an architect of premier rank"; "the prime minister"
  • synonyms: premier
• Used of the first or originating agent.
  • usage: "prime mover"
• Of superior grade.
  • usage: "choice wines"; "prime beef"; "prize carnations"; "quality paper"; "select peaches"
  • synonyms: choice, prize, quality, select
• Of or relating to or being an integer that cannot be factored into other integers.
  • usage: "prime number"
• Being at the best stage of development."our manhood's prime vigor- Robert Browning
  • synonyms: meridian