/ Dictionary / Index C cwt: Meaning and Definition of Find definitions for: cwt Pronunciation: [key] hundredweight; hundredweights. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cwt (Thesaurus) CWPS Cy 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