/ Dictionary / Index C CSW: Meaning and Definition of Find definitions for: CSW Pronunciation: [key] Certified Social Worker. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. C supply CT Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language