Meaning

• Very elevated; extending or being far above a base; tall; lofty.

  "The balloon rose high in the sky.   The wall was high.   a high mountain"

• Relatively elevated; rising or raised above the average or normal level from which elevation is measured.

• Having a specified elevation or height; tall.

  "three feet high   three Mount Everests high"

• Elevated in status, esteem, prestige; exalted in rank, station, or character.

  "The oldest of the elves' royal family still conversed in High Elvish."

• Of great importance and consequence: grave (if negative) or solemn (if positive).

  "high crimes, the high festival of the sun"

• Consummate; advanced (e.g. in development) to the utmost extent or culmination, or possessing a quality in its supreme degree, at its zenith.

  "high (i.e. intense) heat; high (i.e. full or quite) noon; high (i.e. rich or spicy) seasoning; high (i.e. complete) pleasure; high (i.e. deep or vivid) colour; high (i.e. extensive, thorough) scholarship; high tide; high [tourism] season; the High Middle Ages"

• (in several set phrases) Remote in distance or time.

  "high latitude, high antiquity"

• (in several set phrases) Very traditionalist and conservative, especially in favoring older ways of doing things; see e.g. high church, High Tory.

• Elevated in mood; marked by great merriment, excitement, etc.

  "in high spirits"

• (of a lifestyle) Luxurious; rich.

  "high living, the high life"

• Lofty, often to the point of arrogant, haughty, boastful, proud.

  "a high tone"

• (with "on" or "about") Keen, enthused.

• (of a body of water) With tall waves.

• Large, great (in amount or quantity, value, force, energy, etc).

  "My bank charges me a high interest rate.   I was running a high temperature and had high cholesterol.   high voltage   high prices   high winds   a high number"

• (acoustics) Acute or shrill in pitch, due to being of greater frequency, i.e. produced by more rapid vibrations (wave oscillations).

  "The note was too high for her to sing."

• Made with some part of the tongue positioned high in the mouth, relatively close to the palate.

• Greater in value than other cards, denominations, suits, etc.

• (of meat, especially venison) Strong-scented; slightly tainted/spoiled; beginning to decompose.

  "Epicures do not cook game before it is high."

• Intoxicated; under the influence of a mood-altering drug, formerly usually alcohol, but now (from the mid-20th century) usually not alcohol but rather marijuana, cocaine, heroin, etc.

• (of a sailing ship) Near, in its direction of travel, to the (direction of the) wind.

Meaning

• In or to an elevated position.

  "How high above land did you fly?"

• In or at a great value.

  "Costs have grown higher this year again."

• At a pitch of great frequency.

  "I certainly can't sing that high."