/ Dictionary / Index A air hammer: Meaning and Definition of Find definitions for: air' ham"mer Pronunciation: [key] a pneumatic hammer, usually portable. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. air gun air harbor Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language