august

American Heritage® Dictionary of the English Language, Fourth Edition

1. adj. Inspiring awe or admiration; majestic: the august presence of the monarch. See Synonyms at grand.
2. adj. Venerable for reasons of age or high rank.

Century Dictionary and Cyclopedia

1. Inspiring reverence and admiration; majestic; solemnly grand or stately; sublime; magnificent; imposing.
2. Venerable; worshipful; eminent. = Syn. Stately, etc. (see majestic), awful, imposing.
3. n. The eighth month of the year, containing thirty-one days, reckoned the first month of autumn in Great Britain, but the last of summer in the United States. See month.
4. To make brown or sunburnt. Evelyn.
5. To ripen; bring to fruition.

Wiktionary

1. adj. Noble, venerable, majestic, awe-inspiring, often of the highest social class (sometimes used ironically).
2. adj. Of noble birth.
3. v. To make ripe
4. v. To bring to realisation

GNU Webster's 1913

1. adj. Of a quality inspiring mingled admiration and reverence; having an aspect of solemn dignity or grandeur; sublime; majestic; having exalted birth, character, state, or authority.
2. n. The eighth month of the year, containing thirty-one days.

WordNet 3.0

1. adj. of or befitting a lord
2. n. the month following July and preceding September
3. adj. profoundly honored