/ Dictionary / Index C codswallop: Meaning and Definition of Find definitions for: cods•wal•lop Pronunciation: (kodz'wol"up), [key] — n. Brit. Slang. nonsense; rubbish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: codswallop (Thesaurus) codpiece Cody Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language