/ Dictionary / Index L linebred: Meaning and Definition of Find definitions for: line•bred Pronunciation: (līn'bred"), [key] — adj. produced by linebreeding. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. linebacker linebreeding Related Content Daily Word Quiz: frowzy Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language