/ Dictionary / Index S sand rat: Meaning and Definition of Find definitions for: sand' rat" Pronunciation: [key] gerbil. See any of various desert rodents. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sandra Sandro Related Content Daily Word Quiz: reluctant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language