/ Dictionary / Index R rock hounding: Meaning and Definition of Find definitions for: rock' hound"ing Pronunciation: [key] the activity of searching for and collecting rocks, fossils, or minerals. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rock hound rock hyrax Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language