/ Dictionary / Index B blue-pencil: Meaning and Definition of Find definitions for: blue-pen•cil Pronunciation: (bl'pen'sul), [key] — -ciled, -cil•ing -cilled, -cil•ling. to alter, abridge, or cancel with or as with a pencil that has blue lead, as in editing a manuscript. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: blue-pencil (Thesaurus) blue onyx blue peter Related Content Daily Word Quiz: kimono Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language