Breadcrumb Home > 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 TrendingHere are the facts and trivia that people are buzzing about. Biographies: Notable Jewish Religious Leaders Current Events This Week: September 2023 Hispanic Population and the 2010 U.S. Census 50 Spookiest Halloween Quotes Preamble of the United Nations Charter The Jewish Calendar ✖ Related Content Daily Word Quiz: factotum Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language