What is the meaning of high?

noun

• A lofty level or position or degree.
  • usage: "summer temperatures reached an all-time high"
• An air mass of higher than normal pressure.
  • usage: "the east coast benefits from a Bermuda high"
• A state of sustained elation.
  • usage: "I'm on a permanent high these days"
• A state of altered consciousness induced by alcohol or narcotics.
  • usage: "they took drugs to get a high on"
• A high place.
  • usage: "they stood on high and observed the countryside"; "he doesn't like heights"
  • synonyms: heights
• A public secondary school usually including grades 9 through 12.
  • usage: "he goes to the neighborhood highschool"
  • synonyms: senior high school, senior high, highschool, high school
• A forward gear with a gear ratio that gives the greatest vehicle velocity for a given engine speed.
  • synonyms: high gear

adjective

• Greater than normal in degree or intensity or amount.
  • usage: "a high temperature"; "a high price"; "the high point of his career"; "high risks"; "has high hopes"; "the river is high"; "he has a high opinion of himself"
• Literal meaning. ( being at or having a relatively great or specific elevation or upward extension (sometimes used in combinations like `knee-high'))
  • usage: "a high mountain"; "high ceilings"; "high buildings"; "a high forehead"; "a high incline"; "a foot high"
• Standing above others in quality or position.
  • usage: "people in high places"; "the high priest"; "eminent members of the community"
  • synonyms: eminent
• Used of sounds and voices; high in pitch or frequency.
  • synonyms: high-pitched
• Happy and excited and energetic.
  • synonyms: in high spirits
• Used of the smell of meat. ( smelling spoiled or tainted)
  • synonyms: gamey, gamy
• Slightly and pleasantly intoxicated from alcohol or a drug (especially marijuana.
  • synonyms: mellow

adverb

• At a great altitude.
  • usage: "he climbed high on the ladder"
  • synonyms: high up
• In or to a high position, amount, or degree.
  • usage: "prices have gone up far too high"
• In a rich manner.
  • usage: "he lives high"
  • synonyms: richly, luxuriously
• Far up toward the source.
  • usage: "he lives high up the river"