/ Dictionary / Index A astir: Meaning and Definition of Find definitions for: a•stir Pronunciation: (u-stûr'), [key] — adj. moving or stirring, esp. with much activity or excitement: The field was astir with small animals, birds, and insects. up and about; out of bed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: astir (Thesaurus) astilbe Asti spumante Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language